287371305

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{8053}}^1$

素因数の和:8138

約数の個数: 48

約数和(自身を含む): 545288016

約数和(自身を除く): 257916711

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 61, 65, 117, 183, 195, 305, 549, 585, 793, 915, 2379, 2745, 3965, 7137, 8053, 11895, 24159, 35685, 40265, 72477, 104689, 120795, 314067, 362385, 491233, 523445, 942201, 1473699, 1570335, 2456165, 4421097, 4711005, 6386029, 7368495, 19158087, 22105485, 31930145, 57474261, 95790435, 287371305]

約数ペア:

[(1, 287371305), (3, 95790435), (5, 57474261), (9, 31930145), (13, 22105485), (15, 19158087), (39, 7368495), (45, 6386029), (61, 4711005), (65, 4421097), (117, 2456165), (183, 1570335), (195, 1473699), (305, 942201), (549, 523445), (585, 491233), (793, 362385), (915, 314067), (2379, 120795), (2745, 104689), (3965, 72477), (7137, 40265), (8053, 35685), (11895, 24159)]