997651018

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{3623}}^1$

素因数の和:3751

約数の個数: 64

約数和(自身を含む): 1972615680

約数和(自身を除く): 974964662

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 89, 91, 119, 178, 182, 221, 238, 442, 623, 1157, 1246, 1513, 1547, 2314, 3026, 3094, 3623, 7246, 8099, 10591, 16198, 19669, 21182, 25361, 39338, 47099, 50722, 61591, 94198, 123182, 137683, 275366, 322447, 329693, 431137, 644894, 659386, 800683, 862274, 1601366, 2257129, 4191811, 4514258, 5481599, 5604781, 8383622, 10963198, 11209562, 29342677, 38371193, 58685354, 71260787, 76742386, 142521574, 498825509, 997651018]

約数ペア:

[(1, 997651018), (2, 498825509), (7, 142521574), (13, 76742386), (14, 71260787), (17, 58685354), (26, 38371193), (34, 29342677), (89, 11209562), (91, 10963198), (119, 8383622), (178, 5604781), (182, 5481599), (221, 4514258), (238, 4191811), (442, 2257129), (623, 1601366), (1157, 862274), (1246, 800683), (1513, 659386), (1547, 644894), (2314, 431137), (3026, 329693), (3094, 322447), (3623, 275366), (7246, 137683), (8099, 123182), (10591, 94198), (16198, 61591), (19669, 50722), (21182, 47099), (25361, 39338)]