31783941

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 26276859

約数列:

[1, 3, 7, 9, 19, 21, 27, 53, 57, 63, 133, 159, 167, 171, 189, 371, 399, 477, 501, 513, 1007, 1113, 1169, 1197, 1431, 1503, 3021, 3173, 3339, 3507, 3591, 4509, 7049, 8851, 9063, 9519, 10017, 10521, 21147, 22211, 26553, 27189, 28557, 31563, 61957, 63441, 66633, 79659, 85671, 168169, 185871, 190323, 199899, 238977, 504507, 557613, 599697, 1177183, 1513521, 1672839, 3531549, 4540563, 10594647, 31783941]

約数ペア:

[(1, 31783941), (3, 10594647), (7, 4540563), (9, 3531549), (19, 1672839), (21, 1513521), (27, 1177183), (53, 599697), (57, 557613), (63, 504507), (133, 238977), (159, 199899), (167, 190323), (171, 185871), (189, 168169), (371, 85671), (399, 79659), (477, 66633), (501, 63441), (513, 61957), (1007, 31563), (1113, 28557), (1169, 27189), (1197, 26553), (1431, 22211), (1503, 21147), (3021, 10521), (3173, 10017), (3339, 9519), (3507, 9063), (3591, 8851), (4509, 7049)]