15691480965

素因数分解:

$3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1\times {\mathrm{19861}}^1$

素因数の和:20150

約数の個数: 48

約数和(自身を含む): 27632173296

約数和(自身を除く): 11940692331

約数列:

[1, 3, 5, 9, 15, 45, 97, 181, 291, 485, 543, 873, 905, 1455, 1629, 2715, 4365, 8145, 17557, 19861, 52671, 59583, 87785, 99305, 158013, 178749, 263355, 297915, 790065, 893745, 1926517, 3594841, 5779551, 9632585, 10784523, 17338653, 17974205, 28897755, 32353569, 53922615, 86693265, 161767845, 348699577, 1046098731, 1743497885, 3138296193, 5230493655, 15691480965]

約数ペア:

[(1, 15691480965), (3, 5230493655), (5, 3138296193), (9, 1743497885), (15, 1046098731), (45, 348699577), (97, 161767845), (181, 86693265), (291, 53922615), (485, 32353569), (543, 28897755), (873, 17974205), (905, 17338653), (1455, 10784523), (1629, 9632585), (2715, 5779551), (4365, 3594841), (8145, 1926517), (17557, 893745), (19861, 790065), (52671, 297915), (59583, 263355), (87785, 178749), (99305, 158013)]