331781212

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{367}}^1\times {\mathrm{389}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 675118080

約数和(自身を除く): 343336868

約数列:

[1, 2, 4, 7, 14, 28, 83, 166, 332, 367, 389, 581, 734, 778, 1162, 1468, 1556, 2324, 2569, 2723, 5138, 5446, 10276, 10892, 30461, 32287, 60922, 64574, 121844, 129148, 142763, 213227, 226009, 285526, 426454, 452018, 571052, 852908, 904036, 999341, 1998682, 3997364, 11849329, 23698658, 47397316, 82945303, 165890606, 331781212]

約数ペア:

[(1, 331781212), (2, 165890606), (4, 82945303), (7, 47397316), (14, 23698658), (28, 11849329), (83, 3997364), (166, 1998682), (332, 999341), (367, 904036), (389, 852908), (581, 571052), (734, 452018), (778, 426454), (1162, 285526), (1468, 226009), (1556, 213227), (2324, 142763), (2569, 129148), (2723, 121844), (5138, 64574), (5446, 60922), (10276, 32287), (10892, 30461)]