2213575

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:176

約数の個数: 36

約数和(自身を含む): 3463320

約数和(自身を除く): 1249745

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 139, 175, 245, 325, 455, 637, 695, 973, 1225, 1807, 2275, 3185, 3475, 4865, 6811, 9035, 12649, 15925, 24325, 34055, 45175, 63245, 88543, 170275, 316225, 442715, 2213575]

約数ペア:

[(1, 2213575), (5, 442715), (7, 316225), (13, 170275), (25, 88543), (35, 63245), (49, 45175), (65, 34055), (91, 24325), (139, 15925), (175, 12649), (245, 9035), (325, 6811), (455, 4865), (637, 3475), (695, 3185), (973, 2275), (1225, 1807)]