72721854

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{70879}}^1$

素因数の和:70909

約数の個数: 32

約数和(自身を含む): 170112000

約数和(自身を除く): 97390146

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 70879, 141758, 212637, 425274, 637911, 1275822, 1346701, 1913733, 2693402, 3827466, 4040103, 8080206, 12120309, 24240618, 36360927, 72721854]

約数ペア:

[(1, 72721854), (2, 36360927), (3, 24240618), (6, 12120309), (9, 8080206), (18, 4040103), (19, 3827466), (27, 2693402), (38, 1913733), (54, 1346701), (57, 1275822), (114, 637911), (171, 425274), (342, 212637), (513, 141758), (1026, 70879)]