11978037

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:255

約数の個数: 40

約数和(自身を含む): 19379360

約数和(自身を除く): 7401323

約数列:

[1, 3, 9, 19, 27, 43, 57, 81, 129, 171, 181, 387, 513, 543, 817, 1161, 1539, 1629, 2451, 3439, 3483, 4887, 7353, 7783, 10317, 14661, 22059, 23349, 30951, 66177, 70047, 92853, 147877, 210141, 278559, 443631, 630423, 1330893, 3992679, 11978037]

約数ペア:

[(1, 11978037), (3, 3992679), (9, 1330893), (19, 630423), (27, 443631), (43, 278559), (57, 210141), (81, 147877), (129, 92853), (171, 70047), (181, 66177), (387, 30951), (513, 23349), (543, 22059), (817, 14661), (1161, 10317), (1539, 7783), (1629, 7353), (2451, 4887), (3439, 3483)]