263778086

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{239}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 496419840

約数和(自身を除く): 232641754

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 221, 227, 239, 286, 374, 442, 454, 478, 2431, 2497, 2629, 2951, 3107, 3859, 4063, 4862, 4994, 5258, 5902, 6214, 7718, 8126, 32461, 34177, 42449, 44693, 50167, 52819, 54253, 64922, 68354, 84898, 89386, 100334, 105638, 108506, 551837, 581009, 596783, 705289, 922301, 1103674, 1162018, 1193566, 1410578, 1844602, 7758179, 10145311, 11989913, 15516358, 20290622, 23979826, 131889043, 263778086]

約数ペア:

[(1, 263778086), (2, 131889043), (11, 23979826), (13, 20290622), (17, 15516358), (22, 11989913), (26, 10145311), (34, 7758179), (143, 1844602), (187, 1410578), (221, 1193566), (227, 1162018), (239, 1103674), (286, 922301), (374, 705289), (442, 596783), (454, 581009), (478, 551837), (2431, 108506), (2497, 105638), (2629, 100334), (2951, 89386), (3107, 84898), (3859, 68354), (4063, 64922), (4862, 54253), (4994, 52819), (5258, 50167), (5902, 44693), (6214, 42449), (7718, 34177), (8126, 32461)]