521198210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{12809}}^1$

素因数の和:13142

約数の個数: 32

約数和(自身を含む): 1013629680

約数和(自身を除く): 492431470

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 313, 626, 1565, 3130, 4069, 8138, 12809, 20345, 25618, 40690, 64045, 128090, 166517, 333034, 832585, 1665170, 4009217, 8018434, 20046085, 40092170, 52119821, 104239642, 260599105, 521198210]

約数ペア:

[(1, 521198210), (2, 260599105), (5, 104239642), (10, 52119821), (13, 40092170), (26, 20046085), (65, 8018434), (130, 4009217), (313, 1665170), (626, 832585), (1565, 333034), (3130, 166517), (4069, 128090), (8138, 64045), (12809, 40690), (20345, 25618)]