28101405

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{281}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 46293120

約数和(自身を除く): 18191715

約数列:

[1, 3, 5, 15, 59, 113, 177, 281, 295, 339, 565, 843, 885, 1405, 1695, 4215, 6667, 16579, 20001, 31753, 33335, 49737, 82895, 95259, 100005, 158765, 248685, 476295, 1873427, 5620281, 9367135, 28101405]

約数ペア:

[(1, 28101405), (3, 9367135), (5, 5620281), (15, 1873427), (59, 476295), (113, 248685), (177, 158765), (281, 100005), (295, 95259), (339, 82895), (565, 49737), (843, 33335), (885, 31753), (1405, 20001), (1695, 16579), (4215, 6667)]