289771864

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{521}}^1\times {\mathrm{1879}}^1$

素因数の和:2443

約数の個数: 32

約数和(自身を含む): 559375200

約数和(自身を除く): 269603336

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 521, 1042, 1879, 2084, 3758, 4168, 7516, 15032, 19277, 38554, 69523, 77108, 139046, 154216, 278092, 556184, 978959, 1957918, 3915836, 7831672, 36221483, 72442966, 144885932, 289771864]

約数ペア:

[(1, 289771864), (2, 144885932), (4, 72442966), (8, 36221483), (37, 7831672), (74, 3915836), (148, 1957918), (296, 978959), (521, 556184), (1042, 278092), (1879, 154216), (2084, 139046), (3758, 77108), (4168, 69523), (7516, 38554), (15032, 19277)]