71131996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{16481}}^1$

素因数の和:16581

約数の個数: 24

約数和(自身を含む): 135679824

約数和(自身を除く): 64547828

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 332, 1079, 2158, 4316, 16481, 32962, 65924, 214253, 428506, 857012, 1367923, 2735846, 5471692, 17782999, 35565998, 71131996]

約数ペア:

[(1, 71131996), (2, 35565998), (4, 17782999), (13, 5471692), (26, 2735846), (52, 1367923), (83, 857012), (166, 428506), (332, 214253), (1079, 65924), (2158, 32962), (4316, 16481)]