121555304

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 261954000

約数和(自身を除く): 140398696

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 197, 221, 349, 394, 442, 698, 788, 884, 1396, 1576, 1768, 2561, 2792, 3349, 4537, 5122, 5933, 6698, 9074, 10244, 11866, 13396, 18148, 20488, 23732, 26792, 36296, 43537, 47464, 68753, 77129, 87074, 137506, 154258, 174148, 275012, 308516, 348296, 550024, 617032, 893789, 1168801, 1787578, 2337602, 3575156, 4675204, 7150312, 9350408, 15194413, 30388826, 60777652, 121555304]

約数ペア:

[(1, 121555304), (2, 60777652), (4, 30388826), (8, 15194413), (13, 9350408), (17, 7150312), (26, 4675204), (34, 3575156), (52, 2337602), (68, 1787578), (104, 1168801), (136, 893789), (197, 617032), (221, 550024), (349, 348296), (394, 308516), (442, 275012), (698, 174148), (788, 154258), (884, 137506), (1396, 87074), (1576, 77129), (1768, 68753), (2561, 47464), (2792, 43537), (3349, 36296), (4537, 26792), (5122, 23732), (5933, 20488), (6698, 18148), (9074, 13396), (10244, 11866)]