1987837275

素因数分解:

$3^1\times 5^2\times {\mathrm{191}}^1\times {\mathrm{193}}^1\times {\mathrm{719}}^1$

素因数の和:1116

約数の個数: 48

約数和(自身を含む): 3325501440

約数和(自身を除く): 1337664165

約数列:

[1, 3, 5, 15, 25, 75, 191, 193, 573, 579, 719, 955, 965, 2157, 2865, 2895, 3595, 4775, 4825, 10785, 14325, 14475, 17975, 36863, 53925, 110589, 137329, 138767, 184315, 411987, 416301, 552945, 686645, 693835, 921575, 2059935, 2081505, 2764725, 3433225, 3469175, 10299675, 10407525, 26504497, 79513491, 132522485, 397567455, 662612425, 1987837275]

約数ペア:

[(1, 1987837275), (3, 662612425), (5, 397567455), (15, 132522485), (25, 79513491), (75, 26504497), (191, 10407525), (193, 10299675), (573, 3469175), (579, 3433225), (719, 2764725), (955, 2081505), (965, 2059935), (2157, 921575), (2865, 693835), (2895, 686645), (3595, 552945), (4775, 416301), (4825, 411987), (10785, 184315), (14325, 138767), (14475, 137329), (17975, 110589), (36863, 53925)]