72878542

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{401}}^1\times {\mathrm{751}}^1$

素因数の和:1176

約数の個数: 24

約数和(自身を含む): 120619296

約数和(自身を除く): 47740754

約数列:

[1, 2, 11, 22, 121, 242, 401, 751, 802, 1502, 4411, 8261, 8822, 16522, 48521, 90871, 97042, 181742, 301151, 602302, 3312661, 6625322, 36439271, 72878542]

約数ペア:

[(1, 72878542), (2, 36439271), (11, 6625322), (22, 3312661), (121, 602302), (242, 301151), (401, 181742), (751, 97042), (802, 90871), (1502, 48521), (4411, 16522), (8261, 8822)]