289361006

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1\times {\mathrm{1259}}^1$

素因数の和:1640

約数の個数: 32

約数和(自身を含む): 490613760

約数和(自身を除く): 201252754

約数列:

[1, 2, 11, 22, 31, 62, 337, 341, 674, 682, 1259, 2518, 3707, 7414, 10447, 13849, 20894, 27698, 39029, 78058, 114917, 229834, 424283, 429319, 848566, 858638, 4667113, 9334226, 13152773, 26305546, 144680503, 289361006]

約数ペア:

[(1, 289361006), (2, 144680503), (11, 26305546), (22, 13152773), (31, 9334226), (62, 4667113), (337, 858638), (341, 848566), (674, 429319), (682, 424283), (1259, 229834), (2518, 114917), (3707, 78058), (7414, 39029), (10447, 27698), (13849, 20894)]