123921772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1361}}^1$

素因数の和:1498

約数の個数: 48

約数和(自身を含む): 249867072

約数和(自身を除く): 125945300

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 103, 206, 221, 412, 442, 884, 1339, 1361, 1751, 2678, 2722, 3502, 5356, 5444, 7004, 17693, 22763, 23137, 35386, 45526, 46274, 70772, 91052, 92548, 140183, 280366, 300781, 560732, 601562, 1203124, 1822379, 2383111, 3644758, 4766222, 7289516, 9532444, 30980443, 61960886, 123921772]

約数ペア:

[(1, 123921772), (2, 61960886), (4, 30980443), (13, 9532444), (17, 7289516), (26, 4766222), (34, 3644758), (52, 2383111), (68, 1822379), (103, 1203124), (206, 601562), (221, 560732), (412, 300781), (442, 280366), (884, 140183), (1339, 92548), (1361, 91052), (1751, 70772), (2678, 46274), (2722, 45526), (3502, 35386), (5356, 23137), (5444, 22763), (7004, 17693)]