138280275

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{87797}}^1$

素因数の和:87820

約数の個数: 36

約数和(自身を含む): 283060752

約数和(自身を除く): 144780477

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575, 87797, 263391, 438985, 614579, 790173, 1316955, 1843737, 2194925, 3072895, 3950865, 5531211, 6584775, 9218685, 15364475, 19754325, 27656055, 46093425, 138280275]

約数ペア:

[(1, 138280275), (3, 46093425), (5, 27656055), (7, 19754325), (9, 15364475), (15, 9218685), (21, 6584775), (25, 5531211), (35, 3950865), (45, 3072895), (63, 2194925), (75, 1843737), (105, 1316955), (175, 790173), (225, 614579), (315, 438985), (525, 263391), (1575, 87797)]