31387048

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 77565600

約数和(自身を除く): 46178552

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 29, 44, 49, 56, 58, 77, 88, 98, 116, 154, 196, 203, 232, 251, 308, 319, 392, 406, 502, 539, 616, 638, 812, 1004, 1078, 1276, 1421, 1624, 1757, 2008, 2156, 2233, 2552, 2761, 2842, 3514, 4312, 4466, 5522, 5684, 7028, 7279, 8932, 11044, 11368, 12299, 14056, 14558, 15631, 17864, 19327, 22088, 24598, 29116, 31262, 38654, 49196, 50953, 58232, 62524, 77308, 80069, 98392, 101906, 125048, 135289, 154616, 160138, 203812, 270578, 320276, 356671, 407624, 541156, 560483, 640552, 713342, 1082312, 1120966, 1426684, 2241932, 2853368, 3923381, 4483864, 7846762, 15693524, 31387048]

約数ペア:

[(1, 31387048), (2, 15693524), (4, 7846762), (7, 4483864), (8, 3923381), (11, 2853368), (14, 2241932), (22, 1426684), (28, 1120966), (29, 1082312), (44, 713342), (49, 640552), (56, 560483), (58, 541156), (77, 407624), (88, 356671), (98, 320276), (116, 270578), (154, 203812), (196, 160138), (203, 154616), (232, 135289), (251, 125048), (308, 101906), (319, 98392), (392, 80069), (406, 77308), (502, 62524), (539, 58232), (616, 50953), (638, 49196), (812, 38654), (1004, 31262), (1078, 29116), (1276, 24598), (1421, 22088), (1624, 19327), (1757, 17864), (2008, 15631), (2156, 14558), (2233, 14056), (2552, 12299), (2761, 11368), (2842, 11044), (3514, 8932), (4312, 7279), (4466, 7028), (5522, 5684)]