204539356

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{751}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 418424832

約数和(自身を除く): 213885476

約数列:

[1, 2, 4, 7, 14, 28, 71, 137, 142, 274, 284, 497, 548, 751, 959, 994, 1502, 1918, 1988, 3004, 3836, 5257, 9727, 10514, 19454, 21028, 38908, 53321, 68089, 102887, 106642, 136178, 205774, 213284, 272356, 373247, 411548, 720209, 746494, 1440418, 1492988, 2880836, 7304977, 14609954, 29219908, 51134839, 102269678, 204539356]

約数ペア:

[(1, 204539356), (2, 102269678), (4, 51134839), (7, 29219908), (14, 14609954), (28, 7304977), (71, 2880836), (137, 1492988), (142, 1440418), (274, 746494), (284, 720209), (497, 411548), (548, 373247), (751, 272356), (959, 213284), (994, 205774), (1502, 136178), (1918, 106642), (1988, 102887), (3004, 68089), (3836, 53321), (5257, 38908), (9727, 21028), (10514, 19454)]