287241924

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{1087}}^1$

素因数の和:1193

約数の個数: 72

約数和(自身を含む): 719620608

約数和(自身を除く): 432378684

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 61, 76, 114, 122, 183, 228, 244, 361, 366, 722, 732, 1083, 1087, 1159, 1444, 2166, 2174, 2318, 3261, 3477, 4332, 4348, 4636, 6522, 6954, 13044, 13908, 20653, 22021, 41306, 44042, 61959, 66063, 66307, 82612, 88084, 123918, 132126, 132614, 198921, 247836, 264252, 265228, 392407, 397842, 784814, 795684, 1177221, 1259833, 1569628, 2354442, 2519666, 3779499, 4708884, 5039332, 7558998, 15117996, 23936827, 47873654, 71810481, 95747308, 143620962, 287241924]

約数ペア:

[(1, 287241924), (2, 143620962), (3, 95747308), (4, 71810481), (6, 47873654), (12, 23936827), (19, 15117996), (38, 7558998), (57, 5039332), (61, 4708884), (76, 3779499), (114, 2519666), (122, 2354442), (183, 1569628), (228, 1259833), (244, 1177221), (361, 795684), (366, 784814), (722, 397842), (732, 392407), (1083, 265228), (1087, 264252), (1159, 247836), (1444, 198921), (2166, 132614), (2174, 132126), (2318, 123918), (3261, 88084), (3477, 82612), (4332, 66307), (4348, 66063), (4636, 61959), (6522, 44042), (6954, 41306), (13044, 22021), (13908, 20653)]