401788897979

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{197261}}^1$

素因数の和:197507

約数の個数: 32

約数和(自身を含む): 483579113472

約数和(自身を除く): 81790215493

約数列:

[1, 7, 41, 47, 151, 287, 329, 1057, 1927, 6191, 7097, 13489, 43337, 49679, 197261, 290977, 1380827, 2036839, 8087701, 9271267, 29786411, 56613907, 64898869, 208504877, 380121947, 1221242851, 1399961317, 2660853629, 8548699957, 9799729219, 57398413997, 401788897979]

約数ペア:

[(1, 401788897979), (7, 57398413997), (41, 9799729219), (47, 8548699957), (151, 2660853629), (287, 1399961317), (329, 1221242851), (1057, 380121947), (1927, 208504877), (6191, 64898869), (7097, 56613907), (13489, 29786411), (43337, 9271267), (49679, 8087701), (197261, 2036839), (290977, 1380827)]