85894893

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 152894976

約数和(自身を除く): 67000083

約数列:

[1, 3, 7, 9, 21, 31, 49, 61, 63, 93, 103, 147, 183, 217, 279, 309, 427, 441, 549, 651, 721, 927, 1281, 1519, 1891, 1953, 2163, 2989, 3193, 3843, 4557, 5047, 5673, 6283, 6489, 8967, 9579, 13237, 13671, 15141, 17019, 18849, 22351, 26901, 28737, 39711, 43981, 45423, 56547, 67053, 92659, 119133, 131943, 156457, 194773, 201159, 277977, 307867, 395829, 469371, 584319, 833931, 923601, 1363411, 1408113, 1752957, 2770803, 4090233, 9543877, 12270699, 28631631, 85894893]

約数ペア:

[(1, 85894893), (3, 28631631), (7, 12270699), (9, 9543877), (21, 4090233), (31, 2770803), (49, 1752957), (61, 1408113), (63, 1363411), (93, 923601), (103, 833931), (147, 584319), (183, 469371), (217, 395829), (279, 307867), (309, 277977), (427, 201159), (441, 194773), (549, 156457), (651, 131943), (721, 119133), (927, 92659), (1281, 67053), (1519, 56547), (1891, 45423), (1953, 43981), (2163, 39711), (2989, 28737), (3193, 26901), (3843, 22351), (4557, 18849), (5047, 17019), (5673, 15141), (6283, 13671), (6489, 13237), (8967, 9579)]