78423982

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{22679}}^1$

素因数の和:22720

約数の個数: 32

約数和(自身を含む): 152409600

約数和(自身を除く): 73985618

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 22679, 45358, 158753, 294827, 317506, 430901, 589654, 861802, 2063789, 3016307, 4127578, 5601713, 6032614, 11203426, 39211991, 78423982]

約数ペア:

[(1, 78423982), (2, 39211991), (7, 11203426), (13, 6032614), (14, 5601713), (19, 4127578), (26, 3016307), (38, 2063789), (91, 861802), (133, 589654), (182, 430901), (247, 317506), (266, 294827), (494, 158753), (1729, 45358), (3458, 22679)]