77131908

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{997}}^1$

素因数の和:1321

約数の個数: 72

約数和(自身を含む): 223775552

約数和(自身を除く): 146643644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 307, 614, 921, 997, 1228, 1842, 1994, 2149, 2763, 2991, 3684, 3988, 4298, 5526, 5982, 6447, 6979, 8596, 8973, 11052, 11964, 12894, 13958, 17946, 19341, 20937, 25788, 27916, 35892, 38682, 41874, 62811, 77364, 83748, 125622, 251244, 306079, 612158, 918237, 1224316, 1836474, 2142553, 2754711, 3672948, 4285106, 5509422, 6427659, 8570212, 11018844, 12855318, 19282977, 25710636, 38565954, 77131908]

約数ペア:

[(1, 77131908), (2, 38565954), (3, 25710636), (4, 19282977), (6, 12855318), (7, 11018844), (9, 8570212), (12, 6427659), (14, 5509422), (18, 4285106), (21, 3672948), (28, 2754711), (36, 2142553), (42, 1836474), (63, 1224316), (84, 918237), (126, 612158), (252, 306079), (307, 251244), (614, 125622), (921, 83748), (997, 77364), (1228, 62811), (1842, 41874), (1994, 38682), (2149, 35892), (2763, 27916), (2991, 25788), (3684, 20937), (3988, 19341), (4298, 17946), (5526, 13958), (5982, 12894), (6447, 11964), (6979, 11052), (8596, 8973)]