31215690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31531}}^1$

素因数の和:31555

約数の個数: 48

約数和(自身を含む): 88541856

約数和(自身を除く): 57326166

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, 990, 31531, 63062, 94593, 157655, 189186, 283779, 315310, 346841, 472965, 567558, 693682, 945930, 1040523, 1418895, 1734205, 2081046, 2837790, 3121569, 3468410, 5202615, 6243138, 10405230, 15607845, 31215690]

約数ペア:

[(1, 31215690), (2, 15607845), (3, 10405230), (5, 6243138), (6, 5202615), (9, 3468410), (10, 3121569), (11, 2837790), (15, 2081046), (18, 1734205), (22, 1418895), (30, 1040523), (33, 945930), (45, 693682), (55, 567558), (66, 472965), (90, 346841), (99, 315310), (110, 283779), (165, 189186), (198, 157655), (330, 94593), (495, 63062), (990, 31531)]