201573988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{1021}}^1$

素因数の和:1684

約数の個数: 48

約数和(自身を含む): 440915328

約数和(自身を除く): 239341340

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 641, 1021, 1282, 2042, 2564, 4084, 4487, 7051, 7147, 8974, 11231, 14102, 14294, 17948, 22462, 28204, 28588, 44924, 49357, 78617, 98714, 157234, 197428, 314468, 654461, 1308922, 2617844, 4581227, 7199071, 9162454, 14398142, 18324908, 28796284, 50393497, 100786994, 201573988]

約数ペア:

[(1, 201573988), (2, 100786994), (4, 50393497), (7, 28796284), (11, 18324908), (14, 14398142), (22, 9162454), (28, 7199071), (44, 4581227), (77, 2617844), (154, 1308922), (308, 654461), (641, 314468), (1021, 197428), (1282, 157234), (2042, 98714), (2564, 78617), (4084, 49357), (4487, 44924), (7051, 28588), (7147, 28204), (8974, 22462), (11231, 17948), (14102, 14294)]