31471352

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 69141600

約数和(自身を除く): 37670248

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 109, 136, 187, 193, 218, 374, 386, 436, 748, 772, 872, 1199, 1496, 1544, 1853, 2123, 2398, 3281, 3706, 4246, 4796, 6562, 7412, 8492, 9592, 13124, 14824, 16984, 20383, 21037, 26248, 36091, 40766, 42074, 72182, 81532, 84148, 144364, 163064, 168296, 231407, 288728, 357629, 462814, 715258, 925628, 1430516, 1851256, 2861032, 3933919, 7867838, 15735676, 31471352]

約数ペア:

[(1, 31471352), (2, 15735676), (4, 7867838), (8, 3933919), (11, 2861032), (17, 1851256), (22, 1430516), (34, 925628), (44, 715258), (68, 462814), (88, 357629), (109, 288728), (136, 231407), (187, 168296), (193, 163064), (218, 144364), (374, 84148), (386, 81532), (436, 72182), (748, 42074), (772, 40766), (872, 36091), (1199, 26248), (1496, 21037), (1544, 20383), (1853, 16984), (2123, 14824), (2398, 13124), (3281, 9592), (3706, 8492), (4246, 7412), (4796, 6562)]