491105751

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1\times {\mathrm{307}}^1$

素因数の和:611

約数の個数: 32

約数和(自身を含む): 688816128

約数和(自身を除く): 197710377

約数列:

[1, 3, 31, 93, 103, 167, 307, 309, 501, 921, 3193, 5177, 9517, 9579, 15531, 17201, 28551, 31621, 51269, 51603, 94863, 153807, 533231, 980251, 1589339, 1599693, 2940753, 4768017, 5280707, 15842121, 163701917, 491105751]

約数ペア:

[(1, 491105751), (3, 163701917), (31, 15842121), (93, 5280707), (103, 4768017), (167, 2940753), (307, 1599693), (309, 1589339), (501, 980251), (921, 533231), (3193, 153807), (5177, 94863), (9517, 51603), (9579, 51269), (15531, 31621), (17201, 28551)]