84438747

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 127680000

約数和(自身を除く): 43241253

約数列:

[1, 3, 9, 27, 139, 149, 151, 417, 447, 453, 1251, 1341, 1359, 3753, 4023, 4077, 20711, 20989, 22499, 62133, 62967, 67497, 186399, 188901, 202491, 559197, 566703, 607473, 3127361, 9382083, 28146249, 84438747]

約数ペア:

[(1, 84438747), (3, 28146249), (9, 9382083), (27, 3127361), (139, 607473), (149, 566703), (151, 559197), (417, 202491), (447, 188901), (453, 186399), (1251, 67497), (1341, 62967), (1359, 62133), (3753, 22499), (4023, 20989), (4077, 20711)]