551430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1$

素因数の和:581

約数の個数: 48

約数和(自身を含む): 1566864

約数和(自身を除く): 1015434

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 557, 990, 1114, 1671, 2785, 3342, 5013, 5570, 6127, 8355, 10026, 12254, 16710, 18381, 25065, 30635, 36762, 50130, 55143, 61270, 91905, 110286, 183810, 275715, 551430]

約数ペア:

[(1, 551430), (2, 275715), (3, 183810), (5, 110286), (6, 91905), (9, 61270), (10, 55143), (11, 50130), (15, 36762), (18, 30635), (22, 25065), (30, 18381), (33, 16710), (45, 12254), (55, 10026), (66, 8355), (90, 6127), (99, 5570), (110, 5013), (165, 3342), (198, 2785), (330, 1671), (495, 1114), (557, 990)]