221301752

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{50023}}^1$

素因数の和:50115

約数の個数: 32

約数和(自身を含む): 480230400

約数和(自身を除く): 258928648

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 50023, 100046, 200092, 350161, 400184, 700322, 1400644, 2801288, 3951817, 7903634, 15807268, 27662719, 31614536, 55325438, 110650876, 221301752]

約数ペア:

[(1, 221301752), (2, 110650876), (4, 55325438), (7, 31614536), (8, 27662719), (14, 15807268), (28, 7903634), (56, 3951817), (79, 2801288), (158, 1400644), (316, 700322), (553, 400184), (632, 350161), (1106, 200092), (2212, 100046), (4424, 50023)]