26916990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:425

約数の個数: 64

約数和(自身を含む): 67571712

約数和(自身を除く): 40654722

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 103, 155, 186, 206, 281, 309, 310, 465, 515, 562, 618, 843, 930, 1030, 1405, 1545, 1686, 2810, 3090, 3193, 4215, 6386, 8430, 8711, 9579, 15965, 17422, 19158, 26133, 28943, 31930, 43555, 47895, 52266, 57886, 86829, 87110, 95790, 130665, 144715, 173658, 261330, 289430, 434145, 868290, 897233, 1794466, 2691699, 4486165, 5383398, 8972330, 13458495, 26916990]

約数ペア:

[(1, 26916990), (2, 13458495), (3, 8972330), (5, 5383398), (6, 4486165), (10, 2691699), (15, 1794466), (30, 897233), (31, 868290), (62, 434145), (93, 289430), (103, 261330), (155, 173658), (186, 144715), (206, 130665), (281, 95790), (309, 87110), (310, 86829), (465, 57886), (515, 52266), (562, 47895), (618, 43555), (843, 31930), (930, 28943), (1030, 26133), (1405, 19158), (1545, 17422), (1686, 15965), (2810, 9579), (3090, 8711), (3193, 8430), (4215, 6386)]