74971845

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42719}}^1$

素因数の和:42746

約数の個数: 32

約数和(自身を含む): 143539200

約数和(自身を除く): 68567355

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 42719, 128157, 213595, 384471, 555347, 640785, 1153413, 1666041, 1922355, 2776735, 4998123, 5767065, 8330205, 14994369, 24990615, 74971845]

約数ペア:

[(1, 74971845), (3, 24990615), (5, 14994369), (9, 8330205), (13, 5767065), (15, 4998123), (27, 2776735), (39, 1922355), (45, 1666041), (65, 1153413), (117, 640785), (135, 555347), (195, 384471), (351, 213595), (585, 128157), (1755, 42719)]