83907225

素因数分解:

$3^3\times 5^2\times {\mathrm{197}}^1\times {\mathrm{631}}^1$

素因数の和:847

約数の個数: 48

約数和(自身を含む): 155168640

約数和(自身を除く): 71261415

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 197, 225, 591, 631, 675, 985, 1773, 1893, 2955, 3155, 4925, 5319, 5679, 8865, 9465, 14775, 15775, 17037, 26595, 28395, 44325, 47325, 85185, 124307, 132975, 141975, 372921, 425925, 621535, 1118763, 1864605, 3107675, 3356289, 5593815, 9323025, 16781445, 27969075, 83907225]

約数ペア:

[(1, 83907225), (3, 27969075), (5, 16781445), (9, 9323025), (15, 5593815), (25, 3356289), (27, 3107675), (45, 1864605), (75, 1118763), (135, 621535), (197, 425925), (225, 372921), (591, 141975), (631, 132975), (675, 124307), (985, 85185), (1773, 47325), (1893, 44325), (2955, 28395), (3155, 26595), (4925, 17037), (5319, 15775), (5679, 14775), (8865, 9465)]