201319825

素因数分解:

$5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{18859}}^1$

素因数の和:18937

約数の個数: 24

約数和(自身を含む): 289991360

約数和(自身を除く): 88671535

約数列:

[1, 5, 7, 25, 35, 61, 175, 305, 427, 1525, 2135, 10675, 18859, 94295, 132013, 471475, 660065, 1150399, 3300325, 5751995, 8052793, 28759975, 40263965, 201319825]

約数ペア:

[(1, 201319825), (5, 40263965), (7, 28759975), (25, 8052793), (35, 5751995), (61, 3300325), (175, 1150399), (305, 660065), (427, 471475), (1525, 132013), (2135, 94295), (10675, 18859)]