203340315

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{887}}^1$

素因数の和:972

約数の個数: 64

約数和(自身を含む): 368271360

約数和(自身を除く): 164931045

約数列:

[1, 3, 5, 15, 17, 29, 31, 51, 85, 87, 93, 145, 155, 255, 435, 465, 493, 527, 887, 899, 1479, 1581, 2465, 2635, 2661, 2697, 4435, 4495, 7395, 7905, 13305, 13485, 15079, 15283, 25723, 27497, 45237, 45849, 75395, 76415, 77169, 82491, 128615, 137485, 226185, 229245, 385845, 412455, 437291, 467449, 797413, 1311873, 1402347, 2186455, 2337245, 2392239, 3987065, 6559365, 7011735, 11961195, 13556021, 40668063, 67780105, 203340315]

約数ペア:

[(1, 203340315), (3, 67780105), (5, 40668063), (15, 13556021), (17, 11961195), (29, 7011735), (31, 6559365), (51, 3987065), (85, 2392239), (87, 2337245), (93, 2186455), (145, 1402347), (155, 1311873), (255, 797413), (435, 467449), (465, 437291), (493, 412455), (527, 385845), (887, 229245), (899, 226185), (1479, 137485), (1581, 128615), (2465, 82491), (2635, 77169), (2661, 76415), (2697, 75395), (4435, 45849), (4495, 45237), (7395, 27497), (7905, 25723), (13305, 15283), (13485, 15079)]