47990367

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:388

約数の個数: 32

約数和(自身を含む): 72960000

約数和(自身を除く): 24969633

約数列:

[1, 3, 9, 27, 79, 149, 151, 237, 447, 453, 711, 1341, 1359, 2133, 4023, 4077, 11771, 11929, 22499, 35313, 35787, 67497, 105939, 107361, 202491, 317817, 322083, 607473, 1777421, 5332263, 15996789, 47990367]

約数ペア:

[(1, 47990367), (3, 15996789), (9, 5332263), (27, 1777421), (79, 607473), (149, 322083), (151, 317817), (237, 202491), (447, 107361), (453, 105939), (711, 67497), (1341, 35787), (1359, 35313), (2133, 22499), (4023, 11929), (4077, 11771)]