289330857

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{1867}}^1$

素因数の和:2197

約数の個数: 24

約数和(自身を含む): 426038496

約数和(自身を除く): 136707639

約数列:

[1, 3, 9, 67, 201, 257, 603, 771, 1867, 2313, 5601, 16803, 17219, 51657, 125089, 154971, 375267, 479819, 1125801, 1439457, 4318371, 32147873, 96443619, 289330857]

約数ペア:

[(1, 289330857), (3, 96443619), (9, 32147873), (67, 4318371), (201, 1439457), (257, 1125801), (603, 479819), (771, 375267), (1867, 154971), (2313, 125089), (5601, 51657), (16803, 17219)]