220943295

素因数分解:

$3^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1777}}^1$

素因数の和:2101

約数の個数: 40

約数和(自身を含む): 397575024

約数和(自身を除く): 176631729

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 307, 405, 921, 1535, 1777, 2763, 4605, 5331, 8289, 8885, 13815, 15993, 24867, 26655, 41445, 47979, 79965, 124335, 143937, 239895, 545539, 719685, 1636617, 2727695, 4909851, 8183085, 14729553, 24549255, 44188659, 73647765, 220943295]

約数ペア:

[(1, 220943295), (3, 73647765), (5, 44188659), (9, 24549255), (15, 14729553), (27, 8183085), (45, 4909851), (81, 2727695), (135, 1636617), (307, 719685), (405, 545539), (921, 239895), (1535, 143937), (1777, 124335), (2763, 79965), (4605, 47979), (5331, 41445), (8289, 26655), (8885, 24867), (13815, 15993)]