138250998

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:717

約数の個数: 48

約数和(自身を含む): 305089200

約数和(自身を除く): 166838202

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 211, 267, 409, 422, 534, 633, 801, 818, 1227, 1266, 1602, 1899, 2454, 3681, 3798, 7362, 18779, 36401, 37558, 56337, 72802, 86299, 109203, 112674, 169011, 172598, 218406, 258897, 327609, 338022, 517794, 655218, 776691, 1553382, 7680611, 15361222, 23041833, 46083666, 69125499, 138250998]

約数ペア:

[(1, 138250998), (2, 69125499), (3, 46083666), (6, 23041833), (9, 15361222), (18, 7680611), (89, 1553382), (178, 776691), (211, 655218), (267, 517794), (409, 338022), (422, 327609), (534, 258897), (633, 218406), (801, 172598), (818, 169011), (1227, 112674), (1266, 109203), (1602, 86299), (1899, 72802), (2454, 56337), (3681, 37558), (3798, 36401), (7362, 18779)]