138678876

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{3181}}^1$

素因数の和:3371

約数の個数: 72

約数和(自身を含む): 403070304

約数和(自身を除く): 264391428

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 173, 252, 346, 519, 692, 1038, 1211, 1557, 2076, 2422, 3114, 3181, 3633, 4844, 6228, 6362, 7266, 9543, 10899, 12724, 14532, 19086, 21798, 22267, 28629, 38172, 43596, 44534, 57258, 66801, 89068, 114516, 133602, 200403, 267204, 400806, 550313, 801612, 1100626, 1650939, 2201252, 3301878, 3852191, 4952817, 6603756, 7704382, 9905634, 11556573, 15408764, 19811268, 23113146, 34669719, 46226292, 69339438, 138678876]

約数ペア:

[(1, 138678876), (2, 69339438), (3, 46226292), (4, 34669719), (6, 23113146), (7, 19811268), (9, 15408764), (12, 11556573), (14, 9905634), (18, 7704382), (21, 6603756), (28, 4952817), (36, 3852191), (42, 3301878), (63, 2201252), (84, 1650939), (126, 1100626), (173, 801612), (252, 550313), (346, 400806), (519, 267204), (692, 200403), (1038, 133602), (1211, 114516), (1557, 89068), (2076, 66801), (2422, 57258), (3114, 44534), (3181, 43596), (3633, 38172), (4844, 28629), (6228, 22267), (6362, 21798), (7266, 19086), (9543, 14532), (10899, 12724)]