291594519

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{359}}^1\times {\mathrm{449}}^1$

素因数の和:884

約数の個数: 32

約数和(自身を含む): 440640000

約数和(自身を除く): 149045481

約数列:

[1, 3, 9, 27, 67, 201, 359, 449, 603, 1077, 1347, 1809, 3231, 4041, 9693, 12123, 24053, 30083, 72159, 90249, 161191, 216477, 270747, 483573, 649431, 812241, 1450719, 4352157, 10799797, 32399391, 97198173, 291594519]

約数ペア:

[(1, 291594519), (3, 97198173), (9, 32399391), (27, 10799797), (67, 4352157), (201, 1450719), (359, 812241), (449, 649431), (603, 483573), (1077, 270747), (1347, 216477), (1809, 161191), (3231, 90249), (4041, 72159), (9693, 30083), (12123, 24053)]