81465821523

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{52934257}}^1$

素因数の和:52934288

約数の個数: 20

約数和(自身を含む): 128100904360

約数和(自身を除く): 46635082837

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 52934257, 158802771, 476408313, 1005750883, 1429224939, 3017252649, 4287674817, 9051757947, 27155273841, 81465821523]

約数ペア:

[(1, 81465821523), (3, 27155273841), (9, 9051757947), (19, 4287674817), (27, 3017252649), (57, 1429224939), (81, 1005750883), (171, 476408313), (513, 158802771), (1539, 52934257)]