81349002

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:269

約数の個数: 128

約数和(自身を含む): 220147200

約数和(自身を除く): 138798198

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 29, 41, 42, 54, 58, 63, 82, 87, 123, 126, 174, 181, 189, 203, 246, 261, 287, 362, 369, 378, 406, 522, 543, 574, 609, 738, 783, 861, 1086, 1107, 1189, 1218, 1267, 1566, 1629, 1722, 1827, 2214, 2378, 2534, 2583, 3258, 3567, 3654, 3801, 4887, 5166, 5249, 5481, 7134, 7421, 7602, 7749, 8323, 9774, 10498, 10701, 10962, 11403, 14842, 15498, 15747, 16646, 21402, 22263, 22806, 24969, 31494, 32103, 34209, 36743, 44526, 47241, 49938, 51947, 64206, 66789, 68418, 73486, 74907, 94482, 103894, 110229, 133578, 141723, 149814, 155841, 200367, 215209, 220458, 224721, 283446, 311682, 330687, 400734, 430418, 449442, 467523, 645627, 661374, 935046, 992061, 1291254, 1402569, 1506463, 1936881, 1984122, 2805138, 3012926, 3873762, 4519389, 5810643, 9038778, 11621286, 13558167, 27116334, 40674501, 81349002]

約数ペア:

[(1, 81349002), (2, 40674501), (3, 27116334), (6, 13558167), (7, 11621286), (9, 9038778), (14, 5810643), (18, 4519389), (21, 3873762), (27, 3012926), (29, 2805138), (41, 1984122), (42, 1936881), (54, 1506463), (58, 1402569), (63, 1291254), (82, 992061), (87, 935046), (123, 661374), (126, 645627), (174, 467523), (181, 449442), (189, 430418), (203, 400734), (246, 330687), (261, 311682), (287, 283446), (362, 224721), (369, 220458), (378, 215209), (406, 200367), (522, 155841), (543, 149814), (574, 141723), (609, 133578), (738, 110229), (783, 103894), (861, 94482), (1086, 74907), (1107, 73486), (1189, 68418), (1218, 66789), (1267, 64206), (1566, 51947), (1629, 49938), (1722, 47241), (1827, 44526), (2214, 36743), (2378, 34209), (2534, 32103), (2583, 31494), (3258, 24969), (3567, 22806), (3654, 22263), (3801, 21402), (4887, 16646), (5166, 15747), (5249, 15498), (5481, 14842), (7134, 11403), (7421, 10962), (7602, 10701), (7749, 10498), (8323, 9774)]