72481473

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:379

約数の個数: 40

約数和(自身を含む): 112442880

約数和(自身を除く): 39961407

約数列:

[1, 3, 9, 27, 47, 79, 81, 141, 237, 241, 423, 711, 723, 1269, 2133, 2169, 3713, 3807, 6399, 6507, 11139, 11327, 19039, 19521, 33417, 33981, 57117, 100251, 101943, 171351, 300753, 305829, 514053, 894833, 917487, 1542159, 2684499, 8053497, 24160491, 72481473]

約数ペア:

[(1, 72481473), (3, 24160491), (9, 8053497), (27, 2684499), (47, 1542159), (79, 917487), (81, 894833), (141, 514053), (237, 305829), (241, 300753), (423, 171351), (711, 101943), (723, 100251), (1269, 57117), (2133, 33981), (2169, 33417), (3713, 19521), (3807, 19039), (6399, 11327), (6507, 11139)]