28160808

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 78265440

約数和(自身を除く): 50104632

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 53, 78, 104, 106, 131, 156, 159, 169, 212, 262, 312, 318, 338, 393, 424, 507, 524, 636, 676, 689, 786, 1014, 1048, 1272, 1352, 1378, 1572, 1703, 2028, 2067, 2756, 3144, 3406, 4056, 4134, 5109, 5512, 6812, 6943, 8268, 8957, 10218, 13624, 13886, 16536, 17914, 20436, 20829, 22139, 26871, 27772, 35828, 40872, 41658, 44278, 53742, 55544, 66417, 71656, 83316, 88556, 90259, 107484, 132834, 166632, 177112, 180518, 214968, 265668, 270777, 361036, 531336, 541554, 722072, 1083108, 1173367, 2166216, 2346734, 3520101, 4693468, 7040202, 9386936, 14080404, 28160808]

約数ペア:

[(1, 28160808), (2, 14080404), (3, 9386936), (4, 7040202), (6, 4693468), (8, 3520101), (12, 2346734), (13, 2166216), (24, 1173367), (26, 1083108), (39, 722072), (52, 541554), (53, 531336), (78, 361036), (104, 270777), (106, 265668), (131, 214968), (156, 180518), (159, 177112), (169, 166632), (212, 132834), (262, 107484), (312, 90259), (318, 88556), (338, 83316), (393, 71656), (424, 66417), (507, 55544), (524, 53742), (636, 44278), (676, 41658), (689, 40872), (786, 35828), (1014, 27772), (1048, 26871), (1272, 22139), (1352, 20829), (1378, 20436), (1572, 17914), (1703, 16536), (2028, 13886), (2067, 13624), (2756, 10218), (3144, 8957), (3406, 8268), (4056, 6943), (4134, 6812), (5109, 5512)]