4378725

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:531

約数の個数: 48

約数和(自身を含む): 8680000

約数和(自身を除く): 4301275

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 195, 225, 325, 351, 499, 585, 675, 975, 1497, 1755, 2495, 2925, 4491, 6487, 7485, 8775, 12475, 13473, 19461, 22455, 32435, 37425, 58383, 67365, 97305, 112275, 162175, 175149, 291915, 336825, 486525, 875745, 1459575, 4378725]

約数ペア:

[(1, 4378725), (3, 1459575), (5, 875745), (9, 486525), (13, 336825), (15, 291915), (25, 175149), (27, 162175), (39, 112275), (45, 97305), (65, 67365), (75, 58383), (117, 37425), (135, 32435), (195, 22455), (225, 19461), (325, 13473), (351, 12475), (499, 8775), (585, 7485), (675, 6487), (975, 4491), (1497, 2925), (1755, 2495)]