30812157

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 49795200

約数和(自身を除く): 18983043

約数列:

[1, 3, 9, 23, 27, 37, 69, 81, 111, 149, 207, 243, 333, 447, 621, 851, 999, 1341, 1863, 2553, 2997, 3427, 4023, 5513, 5589, 7659, 8991, 10281, 12069, 16539, 22977, 30843, 36207, 49617, 68931, 92529, 126799, 148851, 206793, 277587, 380397, 446553, 832761, 1141191, 1339659, 3423573, 10270719, 30812157]

約数ペア:

[(1, 30812157), (3, 10270719), (9, 3423573), (23, 1339659), (27, 1141191), (37, 832761), (69, 446553), (81, 380397), (111, 277587), (149, 206793), (207, 148851), (243, 126799), (333, 92529), (447, 68931), (621, 49617), (851, 36207), (999, 30843), (1341, 22977), (1863, 16539), (2553, 12069), (2997, 10281), (3427, 8991), (4023, 7659), (5513, 5589)]