289274724

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{61339}}^1$

素因数の和:61480

約数の個数: 36

約数和(自身を含む): 736816080

約数和(自身を除く): 447541356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 262, 393, 524, 786, 1179, 1572, 2358, 4716, 61339, 122678, 184017, 245356, 368034, 552051, 736068, 1104102, 2208204, 8035409, 16070818, 24106227, 32141636, 48212454, 72318681, 96424908, 144637362, 289274724]

約数ペア:

[(1, 289274724), (2, 144637362), (3, 96424908), (4, 72318681), (6, 48212454), (9, 32141636), (12, 24106227), (18, 16070818), (36, 8035409), (131, 2208204), (262, 1104102), (393, 736068), (524, 552051), (786, 368034), (1179, 245356), (1572, 184017), (2358, 122678), (4716, 61339)]