2812275

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:476

約数の個数: 36

約数和(自身を含む): 5222880

約数和(自身を除く): 2410605

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 431, 435, 725, 1293, 1305, 2155, 2175, 3879, 6465, 6525, 10775, 12499, 19395, 32325, 37497, 62495, 96975, 112491, 187485, 312475, 562455, 937425, 2812275]

約数ペア:

[(1, 2812275), (3, 937425), (5, 562455), (9, 312475), (15, 187485), (25, 112491), (29, 96975), (45, 62495), (75, 37497), (87, 32325), (145, 19395), (225, 12499), (261, 10775), (431, 6525), (435, 6465), (725, 3879), (1293, 2175), (1305, 2155)]