2131567218

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^3\times {\mathrm{47}}^1\times {\mathrm{631}}^1$

素因数の和:722

約数の個数: 128

約数和(自身を含む): 5329428480

約数和(自身を除く): 3197861262

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 47, 54, 66, 94, 99, 121, 141, 198, 242, 282, 297, 363, 423, 517, 594, 631, 726, 846, 1034, 1089, 1262, 1269, 1331, 1551, 1893, 2178, 2538, 2662, 3102, 3267, 3786, 3993, 4653, 5679, 5687, 6534, 6941, 7986, 9306, 11358, 11374, 11979, 13882, 13959, 17037, 17061, 20823, 23958, 27918, 29657, 34074, 34122, 35937, 41646, 51183, 59314, 62469, 62557, 71874, 76351, 88971, 102366, 124938, 125114, 152702, 153549, 177942, 187407, 187671, 229053, 266913, 307098, 326227, 374814, 375342, 458106, 533826, 563013, 652454, 687159, 800739, 839861, 978681, 1126026, 1374318, 1601478, 1679722, 1689039, 1957362, 2061477, 2519583, 2936043, 3378078, 3588497, 4122954, 5039166, 5872086, 7176994, 7558749, 8808129, 10765491, 15117498, 17616258, 21530982, 22676247, 32296473, 39473467, 45352494, 64592946, 78946934, 96889419, 118420401, 193778838, 236840802, 355261203, 710522406, 1065783609, 2131567218]

約数ペア:

[(1, 2131567218), (2, 1065783609), (3, 710522406), (6, 355261203), (9, 236840802), (11, 193778838), (18, 118420401), (22, 96889419), (27, 78946934), (33, 64592946), (47, 45352494), (54, 39473467), (66, 32296473), (94, 22676247), (99, 21530982), (121, 17616258), (141, 15117498), (198, 10765491), (242, 8808129), (282, 7558749), (297, 7176994), (363, 5872086), (423, 5039166), (517, 4122954), (594, 3588497), (631, 3378078), (726, 2936043), (846, 2519583), (1034, 2061477), (1089, 1957362), (1262, 1689039), (1269, 1679722), (1331, 1601478), (1551, 1374318), (1893, 1126026), (2178, 978681), (2538, 839861), (2662, 800739), (3102, 687159), (3267, 652454), (3786, 563013), (3993, 533826), (4653, 458106), (5679, 375342), (5687, 374814), (6534, 326227), (6941, 307098), (7986, 266913), (9306, 229053), (11358, 187671), (11374, 187407), (11979, 177942), (13882, 153549), (13959, 152702), (17037, 125114), (17061, 124938), (20823, 102366), (23958, 88971), (27918, 76351), (29657, 71874), (34074, 62557), (34122, 62469), (35937, 59314), (41646, 51183)]