388999098

素因数分解:

$2^1\times 3^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2671}}^1$

素因数の和:2745

約数の個数: 80

約数和(自身を含む): 931138560

約数和(自身を除く): 542139462

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 31, 54, 58, 62, 81, 87, 93, 162, 174, 186, 261, 279, 522, 558, 783, 837, 899, 1566, 1674, 1798, 2349, 2511, 2671, 2697, 4698, 5022, 5342, 5394, 8013, 8091, 16026, 16182, 24039, 24273, 48078, 48546, 72117, 72819, 77459, 82801, 144234, 145638, 154918, 165602, 216351, 232377, 248403, 432702, 464754, 496806, 697131, 745209, 1394262, 1490418, 2091393, 2235627, 2401229, 4182786, 4471254, 4802458, 6274179, 6706881, 7203687, 12548358, 13413762, 14407374, 21611061, 43222122, 64833183, 129666366, 194499549, 388999098]

約数ペア:

[(1, 388999098), (2, 194499549), (3, 129666366), (6, 64833183), (9, 43222122), (18, 21611061), (27, 14407374), (29, 13413762), (31, 12548358), (54, 7203687), (58, 6706881), (62, 6274179), (81, 4802458), (87, 4471254), (93, 4182786), (162, 2401229), (174, 2235627), (186, 2091393), (261, 1490418), (279, 1394262), (522, 745209), (558, 697131), (783, 496806), (837, 464754), (899, 432702), (1566, 248403), (1674, 232377), (1798, 216351), (2349, 165602), (2511, 154918), (2671, 145638), (2697, 144234), (4698, 82801), (5022, 77459), (5342, 72819), (5394, 72117), (8013, 48546), (8091, 48078), (16026, 24273), (16182, 24039)]