502768809

素因数分解:

$3^3\times {\mathrm{101}}^1\times {\mathrm{331}}^1\times {\mathrm{557}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 755844480

約数和(自身を除く): 253075671

約数列:

[1, 3, 9, 27, 101, 303, 331, 557, 909, 993, 1671, 2727, 2979, 5013, 8937, 15039, 33431, 56257, 100293, 168771, 184367, 300879, 506313, 553101, 902637, 1518939, 1659303, 4977909, 18621067, 55863201, 167589603, 502768809]

約数ペア:

[(1, 502768809), (3, 167589603), (9, 55863201), (27, 18621067), (101, 4977909), (303, 1659303), (331, 1518939), (557, 902637), (909, 553101), (993, 506313), (1671, 300879), (2727, 184367), (2979, 168771), (5013, 100293), (8937, 56257), (15039, 33431)]