81303228

素因数分解:

$2^2\times 3^2\times {\mathrm{227}}^1\times {\mathrm{9949}}^1$

素因数の和:10186

約数の個数: 36

約数和(自身を含む): 206442600

約数和(自身を除く): 125139372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 227, 454, 681, 908, 1362, 2043, 2724, 4086, 8172, 9949, 19898, 29847, 39796, 59694, 89541, 119388, 179082, 358164, 2258423, 4516846, 6775269, 9033692, 13550538, 20325807, 27101076, 40651614, 81303228]

約数ペア:

[(1, 81303228), (2, 40651614), (3, 27101076), (4, 20325807), (6, 13550538), (9, 9033692), (12, 6775269), (18, 4516846), (36, 2258423), (227, 358164), (454, 179082), (681, 119388), (908, 89541), (1362, 59694), (2043, 39796), (2724, 29847), (4086, 19898), (8172, 9949)]