145845819

素因数分解:

$3^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{5179}}^1$

素因数の和:5344

約数の個数: 32

約数和(自身を含む): 248640000

約数和(自身を除く): 102794181

約数列:

[1, 3, 7, 9, 21, 27, 63, 149, 189, 447, 1043, 1341, 3129, 4023, 5179, 9387, 15537, 28161, 36253, 46611, 108759, 139833, 326277, 771671, 978831, 2315013, 5401697, 6945039, 16205091, 20835117, 48615273, 145845819]

約数ペア:

[(1, 145845819), (3, 48615273), (7, 20835117), (9, 16205091), (21, 6945039), (27, 5401697), (63, 2315013), (149, 978831), (189, 771671), (447, 326277), (1043, 139833), (1341, 108759), (3129, 46611), (4023, 36253), (5179, 28161), (9387, 15537)]