248770815

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{2801}}^1$

素因数の和:3031

約数の個数: 32

約数和(自身を含む): 413171712

約数和(自身を除く): 164400897

約数列:

[1, 3, 5, 15, 31, 93, 155, 191, 465, 573, 955, 2801, 2865, 5921, 8403, 14005, 17763, 29605, 42015, 86831, 88815, 260493, 434155, 534991, 1302465, 1604973, 2674955, 8024865, 16584721, 49754163, 82923605, 248770815]

約数ペア:

[(1, 248770815), (3, 82923605), (5, 49754163), (15, 16584721), (31, 8024865), (93, 2674955), (155, 1604973), (191, 1302465), (465, 534991), (573, 434155), (955, 260493), (2801, 88815), (2865, 86831), (5921, 42015), (8403, 29605), (14005, 17763)]