309462868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{3631}}^1$

素因数の和:3808

約数の個数: 48

約数和(自身を含む): 640684800

約数和(自身を除く): 331221932

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 149, 286, 298, 572, 596, 1639, 1937, 3278, 3631, 3874, 6556, 7262, 7748, 14524, 21307, 39941, 42614, 47203, 79882, 85228, 94406, 159764, 188812, 519233, 541019, 1038466, 1082038, 2076932, 2164076, 5951209, 7033247, 11902418, 14066494, 23804836, 28132988, 77365717, 154731434, 309462868]

約数ペア:

[(1, 309462868), (2, 154731434), (4, 77365717), (11, 28132988), (13, 23804836), (22, 14066494), (26, 11902418), (44, 7033247), (52, 5951209), (143, 2164076), (149, 2076932), (286, 1082038), (298, 1038466), (572, 541019), (596, 519233), (1639, 188812), (1937, 159764), (3278, 94406), (3631, 85228), (3874, 79882), (6556, 47203), (7262, 42614), (7748, 39941), (14524, 21307)]