28303704

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2749}}^1$

素因数の和:2785

約数の個数: 96

約数和(自身を含む): 90090000

約数和(自身を除く): 61786296

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 33, 36, 39, 44, 52, 66, 72, 78, 88, 99, 104, 117, 132, 143, 156, 198, 234, 264, 286, 312, 396, 429, 468, 572, 792, 858, 936, 1144, 1287, 1716, 2574, 2749, 3432, 5148, 5498, 8247, 10296, 10996, 16494, 21992, 24741, 30239, 32988, 35737, 49482, 60478, 65976, 71474, 90717, 98964, 107211, 120956, 142948, 181434, 197928, 214422, 241912, 272151, 285896, 321633, 362868, 393107, 428844, 544302, 643266, 725736, 786214, 857688, 1088604, 1179321, 1286532, 1572428, 2177208, 2358642, 2573064, 3144856, 3537963, 4717284, 7075926, 9434568, 14151852, 28303704]

約数ペア:

[(1, 28303704), (2, 14151852), (3, 9434568), (4, 7075926), (6, 4717284), (8, 3537963), (9, 3144856), (11, 2573064), (12, 2358642), (13, 2177208), (18, 1572428), (22, 1286532), (24, 1179321), (26, 1088604), (33, 857688), (36, 786214), (39, 725736), (44, 643266), (52, 544302), (66, 428844), (72, 393107), (78, 362868), (88, 321633), (99, 285896), (104, 272151), (117, 241912), (132, 214422), (143, 197928), (156, 181434), (198, 142948), (234, 120956), (264, 107211), (286, 98964), (312, 90717), (396, 71474), (429, 65976), (468, 60478), (572, 49482), (792, 35737), (858, 32988), (936, 30239), (1144, 24741), (1287, 21992), (1716, 16494), (2574, 10996), (2749, 10296), (3432, 8247), (5148, 5498)]