28236390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10343}}^1$

素因数の和:10373

約数の個数: 64

約数和(自身を含む): 83414016

約数和(自身を除く): 55177626

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 10343, 20686, 31029, 51715, 62058, 72401, 103430, 134459, 144802, 155145, 217203, 268918, 310290, 362005, 403377, 434406, 672295, 724010, 806754, 941213, 1086015, 1344590, 1882426, 2016885, 2172030, 2823639, 4033770, 4706065, 5647278, 9412130, 14118195, 28236390]

約数ペア:

[(1, 28236390), (2, 14118195), (3, 9412130), (5, 5647278), (6, 4706065), (7, 4033770), (10, 2823639), (13, 2172030), (14, 2016885), (15, 1882426), (21, 1344590), (26, 1086015), (30, 941213), (35, 806754), (39, 724010), (42, 672295), (65, 434406), (70, 403377), (78, 362005), (91, 310290), (105, 268918), (130, 217203), (182, 155145), (195, 144802), (210, 134459), (273, 103430), (390, 72401), (455, 62058), (546, 51715), (910, 31029), (1365, 20686), (2730, 10343)]