42918687

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5281}}^1$

素因数の和:5340

約数の個数: 32

約数和(自身を含む): 74370560

約数和(自身を除く): 31451873

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 903, 1161, 2709, 5281, 8127, 15843, 36967, 47529, 110901, 142587, 227083, 332703, 681249, 998109, 1589581, 2043747, 4768743, 6131241, 14306229, 42918687]

約数ペア:

[(1, 42918687), (3, 14306229), (7, 6131241), (9, 4768743), (21, 2043747), (27, 1589581), (43, 998109), (63, 681249), (129, 332703), (189, 227083), (301, 142587), (387, 110901), (903, 47529), (1161, 36967), (2709, 15843), (5281, 8127)]