78217503

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{12457}}^1$

素因数の和:12503

約数の個数: 32

約数和(自身を含む): 133948416

約数和(自身を除く): 55730913

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 6279, 12457, 37371, 87199, 161941, 261597, 286511, 485823, 859533, 1133587, 2005577, 3400761, 3724643, 6016731, 11173929, 26072501, 78217503]

約数ペア:

[(1, 78217503), (3, 26072501), (7, 11173929), (13, 6016731), (21, 3724643), (23, 3400761), (39, 2005577), (69, 1133587), (91, 859533), (161, 485823), (273, 286511), (299, 261597), (483, 161941), (897, 87199), (2093, 37371), (6279, 12457)]