78869028

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{1187}}^1$

素因数の和:1321

約数の個数: 72

約数和(自身を含む): 216149472

約数和(自身を除く): 137280444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 113, 147, 196, 226, 294, 339, 452, 588, 678, 791, 1187, 1356, 1582, 2373, 2374, 3164, 3561, 4746, 4748, 5537, 7122, 8309, 9492, 11074, 14244, 16611, 16618, 22148, 24927, 33222, 33236, 49854, 58163, 66444, 99708, 116326, 134131, 174489, 232652, 268262, 348978, 402393, 536524, 697956, 804786, 938917, 1609572, 1877834, 2816751, 3755668, 5633502, 6572419, 11267004, 13144838, 19717257, 26289676, 39434514, 78869028]

約数ペア:

[(1, 78869028), (2, 39434514), (3, 26289676), (4, 19717257), (6, 13144838), (7, 11267004), (12, 6572419), (14, 5633502), (21, 3755668), (28, 2816751), (42, 1877834), (49, 1609572), (84, 938917), (98, 804786), (113, 697956), (147, 536524), (196, 402393), (226, 348978), (294, 268262), (339, 232652), (452, 174489), (588, 134131), (678, 116326), (791, 99708), (1187, 66444), (1356, 58163), (1582, 49854), (2373, 33236), (2374, 33222), (3164, 24927), (3561, 22148), (4746, 16618), (4748, 16611), (5537, 14244), (7122, 11074), (8309, 9492)]