209215832

素因数分解:

$2^3\times 7^1\times {\mathrm{331}}^1\times {\mathrm{11287}}^1$

素因数の和:11631

約数の個数: 32

約数和(自身を含む): 449713920

約数和(自身を除く): 240498088

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 331, 662, 1324, 2317, 2648, 4634, 9268, 11287, 18536, 22574, 45148, 79009, 90296, 158018, 316036, 632072, 3735997, 7471994, 14943988, 26151979, 29887976, 52303958, 104607916, 209215832]

約数ペア:

[(1, 209215832), (2, 104607916), (4, 52303958), (7, 29887976), (8, 26151979), (14, 14943988), (28, 7471994), (56, 3735997), (331, 632072), (662, 316036), (1324, 158018), (2317, 90296), (2648, 79009), (4634, 45148), (9268, 22574), (11287, 18536)]