55873377

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:179

約数の個数: 72

約数和(自身を含む): 99969792

約数和(自身を除く): 44096415

約数列:

[1, 3, 7, 9, 21, 31, 49, 61, 63, 67, 93, 147, 183, 201, 217, 279, 427, 441, 469, 549, 603, 651, 1281, 1407, 1519, 1891, 1953, 2077, 2989, 3283, 3843, 4087, 4221, 4557, 5673, 6231, 8967, 9849, 12261, 13237, 13671, 14539, 17019, 18693, 26901, 28609, 29547, 36783, 39711, 43617, 85827, 92659, 101773, 119133, 126697, 130851, 200263, 257481, 277977, 305319, 380091, 600789, 833931, 886879, 915957, 1140273, 1802367, 2660637, 6208153, 7981911, 18624459, 55873377]

約数ペア:

[(1, 55873377), (3, 18624459), (7, 7981911), (9, 6208153), (21, 2660637), (31, 1802367), (49, 1140273), (61, 915957), (63, 886879), (67, 833931), (93, 600789), (147, 380091), (183, 305319), (201, 277977), (217, 257481), (279, 200263), (427, 130851), (441, 126697), (469, 119133), (549, 101773), (603, 92659), (651, 85827), (1281, 43617), (1407, 39711), (1519, 36783), (1891, 29547), (1953, 28609), (2077, 26901), (2989, 18693), (3283, 17019), (3843, 14539), (4087, 13671), (4221, 13237), (4557, 12261), (5673, 9849), (6231, 8967)]