212490616

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3877}}^1$

素因数の和:3944

約数の個数: 64

約数和(自身を含む): 469082880

約数和(自身を除く): 256592264

約数列:

[1, 2, 4, 8, 13, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 221, 248, 403, 442, 527, 806, 884, 1054, 1612, 1768, 2108, 3224, 3877, 4216, 6851, 7754, 13702, 15508, 27404, 31016, 50401, 54808, 65909, 100802, 120187, 131818, 201604, 240374, 263636, 403208, 480748, 527272, 856817, 961496, 1562431, 1713634, 2043179, 3124862, 3427268, 4086358, 6249724, 6854536, 8172716, 12499448, 16345432, 26561327, 53122654, 106245308, 212490616]

約数ペア:

[(1, 212490616), (2, 106245308), (4, 53122654), (8, 26561327), (13, 16345432), (17, 12499448), (26, 8172716), (31, 6854536), (34, 6249724), (52, 4086358), (62, 3427268), (68, 3124862), (104, 2043179), (124, 1713634), (136, 1562431), (221, 961496), (248, 856817), (403, 527272), (442, 480748), (527, 403208), (806, 263636), (884, 240374), (1054, 201604), (1612, 131818), (1768, 120187), (2108, 100802), (3224, 65909), (3877, 54808), (4216, 50401), (6851, 31016), (7754, 27404), (13702, 15508)]