278811234

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3229}}^1$

素因数の和:3297

約数の個数: 80

約数和(自身を含む): 689424120

約数和(自身を除く): 410612886

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 41, 54, 78, 81, 82, 117, 123, 162, 234, 246, 351, 369, 533, 702, 738, 1053, 1066, 1107, 1599, 2106, 2214, 3198, 3229, 3321, 4797, 6458, 6642, 9594, 9687, 14391, 19374, 28782, 29061, 41977, 43173, 58122, 83954, 86346, 87183, 125931, 132389, 174366, 251862, 261549, 264778, 377793, 397167, 523098, 755586, 794334, 1133379, 1191501, 1721057, 2266758, 2383002, 3400137, 3442114, 3574503, 5163171, 6800274, 7149006, 10326342, 10723509, 15489513, 21447018, 30979026, 46468539, 92937078, 139405617, 278811234]

約数ペア:

[(1, 278811234), (2, 139405617), (3, 92937078), (6, 46468539), (9, 30979026), (13, 21447018), (18, 15489513), (26, 10723509), (27, 10326342), (39, 7149006), (41, 6800274), (54, 5163171), (78, 3574503), (81, 3442114), (82, 3400137), (117, 2383002), (123, 2266758), (162, 1721057), (234, 1191501), (246, 1133379), (351, 794334), (369, 755586), (533, 523098), (702, 397167), (738, 377793), (1053, 264778), (1066, 261549), (1107, 251862), (1599, 174366), (2106, 132389), (2214, 125931), (3198, 87183), (3229, 86346), (3321, 83954), (4797, 58122), (6458, 43173), (6642, 41977), (9594, 29061), (9687, 28782), (14391, 19374)]