13263831

素因数分解:

$3^4\times 7^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:325

約数の個数: 40

約数和(自身を含む): 22941600

約数和(自身を除く): 9677769

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 149, 157, 189, 447, 471, 567, 1043, 1099, 1341, 1413, 3129, 3297, 4023, 4239, 9387, 9891, 12069, 12717, 23393, 28161, 29673, 70179, 84483, 89019, 163751, 210537, 491253, 631611, 1473759, 1894833, 4421277, 13263831]

約数ペア:

[(1, 13263831), (3, 4421277), (7, 1894833), (9, 1473759), (21, 631611), (27, 491253), (63, 210537), (81, 163751), (149, 89019), (157, 84483), (189, 70179), (447, 29673), (471, 28161), (567, 23393), (1043, 12717), (1099, 12069), (1341, 9891), (1413, 9387), (3129, 4239), (3297, 4023)]