157230705

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{953}}^1$

素因数の和:1625

約数の個数: 32

約数和(自身を含む): 267058944

約数和(自身を除く): 109828239

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 647, 953, 1941, 2859, 3235, 4765, 9705, 10999, 14295, 16201, 32997, 48603, 54995, 81005, 164985, 243015, 616591, 1849773, 3082955, 9248865, 10482047, 31446141, 52410235, 157230705]

約数ペア:

[(1, 157230705), (3, 52410235), (5, 31446141), (15, 10482047), (17, 9248865), (51, 3082955), (85, 1849773), (255, 616591), (647, 243015), (953, 164985), (1941, 81005), (2859, 54995), (3235, 48603), (4765, 32997), (9705, 16201), (10999, 14295)]