2855775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 5312160

約数和(自身を除く): 2456385

約数列:

[1, 3, 5, 13, 15, 25, 29, 39, 65, 75, 87, 101, 145, 195, 303, 325, 377, 435, 505, 725, 975, 1131, 1313, 1515, 1885, 2175, 2525, 2929, 3939, 5655, 6565, 7575, 8787, 9425, 14645, 19695, 28275, 32825, 38077, 43935, 73225, 98475, 114231, 190385, 219675, 571155, 951925, 2855775]

約数ペア:

[(1, 2855775), (3, 951925), (5, 571155), (13, 219675), (15, 190385), (25, 114231), (29, 98475), (39, 73225), (65, 43935), (75, 38077), (87, 32825), (101, 28275), (145, 19695), (195, 14645), (303, 9425), (325, 8787), (377, 7575), (435, 6565), (505, 5655), (725, 3939), (975, 2929), (1131, 2525), (1313, 2175), (1515, 1885)]