28213830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1381}}^1$

素因数の和:1621

約数の個数: 48

約数和(自身を含む): 73732464

約数和(自身を除く): 45518634

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 227, 454, 681, 1135, 1362, 1381, 2043, 2270, 2762, 3405, 4086, 4143, 6810, 6905, 8286, 10215, 12429, 13810, 20430, 20715, 24858, 41430, 62145, 124290, 313487, 626974, 940461, 1567435, 1880922, 2821383, 3134870, 4702305, 5642766, 9404610, 14106915, 28213830]

約数ペア:

[(1, 28213830), (2, 14106915), (3, 9404610), (5, 5642766), (6, 4702305), (9, 3134870), (10, 2821383), (15, 1880922), (18, 1567435), (30, 940461), (45, 626974), (90, 313487), (227, 124290), (454, 62145), (681, 41430), (1135, 24858), (1362, 20715), (1381, 20430), (2043, 13810), (2270, 12429), (2762, 10215), (3405, 8286), (4086, 6905), (4143, 6810)]