155121495

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 251788800

約数和(自身を除く): 96667305

約数列:

[1, 3, 5, 15, 157, 199, 331, 471, 597, 785, 993, 995, 1655, 2355, 2985, 4965, 31243, 51967, 65869, 93729, 155901, 156215, 197607, 259835, 329345, 468645, 779505, 988035, 10341433, 31024299, 51707165, 155121495]

約数ペア:

[(1, 155121495), (3, 51707165), (5, 31024299), (15, 10341433), (157, 988035), (199, 779505), (331, 468645), (471, 329345), (597, 259835), (785, 197607), (993, 156215), (995, 155901), (1655, 93729), (2355, 65869), (2985, 51967), (4965, 31243)]