221157438

素因数分解:

$2^1\times 3^1\times {\mathrm{907}}^1\times {\mathrm{40639}}^1$

素因数の和:41551

約数の個数: 16

約数和(自身を含む): 442813440

約数和(自身を除く): 221656002

約数列:

[1, 2, 3, 6, 907, 1814, 2721, 5442, 40639, 81278, 121917, 243834, 36859573, 73719146, 110578719, 221157438]

約数ペア:

[(1, 221157438), (2, 110578719), (3, 73719146), (6, 36859573), (907, 243834), (1814, 121917), (2721, 81278), (5442, 40639)]