81305190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{903391}}^1$

素因数の和:903404

約数の個数: 24

約数和(自身を含む): 211393728

約数和(自身を除く): 130088538

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 903391, 1806782, 2710173, 4516955, 5420346, 8130519, 9033910, 13550865, 16261038, 27101730, 40652595, 81305190]

約数ペア:

[(1, 81305190), (2, 40652595), (3, 27101730), (5, 16261038), (6, 13550865), (9, 9033910), (10, 8130519), (15, 5420346), (18, 4516955), (30, 2710173), (45, 1806782), (90, 903391)]