15782704

素因数分解:

$2^4\times 7^2\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:554

約数の個数: 60

約数和(自身を含む): 36513288

約数和(自身を除く): 20730584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 49, 56, 82, 98, 112, 164, 196, 287, 328, 392, 491, 574, 656, 784, 982, 1148, 1964, 2009, 2296, 3437, 3928, 4018, 4592, 6874, 7856, 8036, 13748, 16072, 20131, 24059, 27496, 32144, 40262, 48118, 54992, 80524, 96236, 140917, 161048, 192472, 281834, 322096, 384944, 563668, 986419, 1127336, 1972838, 2254672, 3945676, 7891352, 15782704]

約数ペア:

[(1, 15782704), (2, 7891352), (4, 3945676), (7, 2254672), (8, 1972838), (14, 1127336), (16, 986419), (28, 563668), (41, 384944), (49, 322096), (56, 281834), (82, 192472), (98, 161048), (112, 140917), (164, 96236), (196, 80524), (287, 54992), (328, 48118), (392, 40262), (491, 32144), (574, 27496), (656, 24059), (784, 20131), (982, 16072), (1148, 13748), (1964, 8036), (2009, 7856), (2296, 6874), (3437, 4592), (3928, 4018)]