31494141

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 54537600

約数和(自身を除く): 23043459

約数列:

[1, 3, 7, 9, 21, 37, 59, 63, 111, 177, 229, 259, 333, 413, 531, 687, 777, 1239, 1603, 2061, 2183, 2331, 3717, 4809, 6549, 8473, 13511, 14427, 15281, 19647, 25419, 40533, 45843, 59311, 76257, 94577, 121599, 137529, 177933, 283731, 499907, 533799, 851193, 1499721, 3499349, 4499163, 10498047, 31494141]

約数ペア:

[(1, 31494141), (3, 10498047), (7, 4499163), (9, 3499349), (21, 1499721), (37, 851193), (59, 533799), (63, 499907), (111, 283731), (177, 177933), (229, 137529), (259, 121599), (333, 94577), (413, 76257), (531, 59311), (687, 45843), (777, 40533), (1239, 25419), (1603, 19647), (2061, 15281), (2183, 14427), (2331, 13511), (3717, 8473), (4809, 6549)]