840414433

素因数分解:

${\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 921231360

約数和(自身を除く): 80816927

約数列:

[1, 31, 41, 67, 71, 139, 1271, 2077, 2201, 2747, 2911, 4309, 4757, 5699, 9313, 9869, 85157, 90241, 147467, 176669, 195037, 288703, 305939, 381833, 404629, 661223, 6046147, 11836823, 12543499, 20497913, 27110143, 840414433]

約数ペア:

[(1, 840414433), (31, 27110143), (41, 20497913), (67, 12543499), (71, 11836823), (139, 6046147), (1271, 661223), (2077, 404629), (2201, 381833), (2747, 305939), (2911, 288703), (4309, 195037), (4757, 176669), (5699, 147467), (9313, 90241), (9869, 85157)]