38198355

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 69672960

約数和(自身を除く): 31474605

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 71, 89, 93, 155, 195, 213, 267, 355, 403, 445, 465, 923, 1065, 1157, 1209, 1335, 2015, 2201, 2759, 2769, 3471, 4615, 5785, 6045, 6319, 6603, 8277, 11005, 13795, 13845, 17355, 18957, 28613, 31595, 33015, 35867, 41385, 82147, 85839, 94785, 107601, 143065, 179335, 195889, 246441, 410735, 429195, 538005, 587667, 979445, 1232205, 2546557, 2938335, 7639671, 12732785, 38198355]

約数ペア:

[(1, 38198355), (3, 12732785), (5, 7639671), (13, 2938335), (15, 2546557), (31, 1232205), (39, 979445), (65, 587667), (71, 538005), (89, 429195), (93, 410735), (155, 246441), (195, 195889), (213, 179335), (267, 143065), (355, 107601), (403, 94785), (445, 85839), (465, 82147), (923, 41385), (1065, 35867), (1157, 33015), (1209, 31595), (1335, 28613), (2015, 18957), (2201, 17355), (2759, 13845), (2769, 13795), (3471, 11005), (4615, 8277), (5785, 6603), (6045, 6319)]