678253187052

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{21192763}}^1$

素因数の和:21192907

約数の個数: 72

約数和(自身を含む): 1974826520576

約数和(自身を除く): 1296573333524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 127, 252, 254, 381, 508, 762, 889, 1143, 1524, 1778, 2286, 2667, 3556, 4572, 5334, 8001, 10668, 16002, 32004, 21192763, 42385526, 63578289, 84771052, 127156578, 148349341, 190734867, 254313156, 296698682, 381469734, 445048023, 593397364, 762939468, 890096046, 1335144069, 1780192092, 2670288138, 2691480901, 5340576276, 5382961802, 8074442703, 10765923604, 16148885406, 18840366307, 24223328109, 32297770812, 37680732614, 48446656218, 56521098921, 75361465228, 96893312436, 113042197842, 169563296763, 226084395684, 339126593526, 678253187052]

約数ペア:

[(1, 678253187052), (2, 339126593526), (3, 226084395684), (4, 169563296763), (6, 113042197842), (7, 96893312436), (9, 75361465228), (12, 56521098921), (14, 48446656218), (18, 37680732614), (21, 32297770812), (28, 24223328109), (36, 18840366307), (42, 16148885406), (63, 10765923604), (84, 8074442703), (126, 5382961802), (127, 5340576276), (252, 2691480901), (254, 2670288138), (381, 1780192092), (508, 1335144069), (762, 890096046), (889, 762939468), (1143, 593397364), (1524, 445048023), (1778, 381469734), (2286, 296698682), (2667, 254313156), (3556, 190734867), (4572, 148349341), (5334, 127156578), (8001, 84771052), (10668, 63578289), (16002, 42385526), (32004, 21192763)]