221401026

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17749}}^1$

素因数の和:17781

約数の個数: 80

約数和(自身を含む): 618552000

約数和(自身を除く): 397150974

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 81, 99, 126, 154, 162, 189, 198, 231, 297, 378, 462, 567, 594, 693, 891, 1134, 1386, 1782, 2079, 4158, 6237, 12474, 17749, 35498, 53247, 106494, 124243, 159741, 195239, 248486, 319482, 372729, 390478, 479223, 585717, 745458, 958446, 1118187, 1171434, 1366673, 1437669, 1757151, 2236374, 2733346, 2875338, 3354561, 3514302, 4100019, 5271453, 6709122, 8200038, 10063683, 10542906, 12300057, 15814359, 20127366, 24600114, 31628718, 36900171, 73800342, 110700513, 221401026]

約数ペア:

[(1, 221401026), (2, 110700513), (3, 73800342), (6, 36900171), (7, 31628718), (9, 24600114), (11, 20127366), (14, 15814359), (18, 12300057), (21, 10542906), (22, 10063683), (27, 8200038), (33, 6709122), (42, 5271453), (54, 4100019), (63, 3514302), (66, 3354561), (77, 2875338), (81, 2733346), (99, 2236374), (126, 1757151), (154, 1437669), (162, 1366673), (189, 1171434), (198, 1118187), (231, 958446), (297, 745458), (378, 585717), (462, 479223), (567, 390478), (594, 372729), (693, 319482), (891, 248486), (1134, 195239), (1386, 159741), (1782, 124243), (2079, 106494), (4158, 53247), (6237, 35498), (12474, 17749)]