71145

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:62

約数の個数: 32

約数和(自身を含む): 138240

約数和(自身を除く): 67095

約数列:

[1, 3, 5, 9, 15, 17, 27, 31, 45, 51, 85, 93, 135, 153, 155, 255, 279, 459, 465, 527, 765, 837, 1395, 1581, 2295, 2635, 4185, 4743, 7905, 14229, 23715, 71145]

約数ペア:

[(1, 71145), (3, 23715), (5, 14229), (9, 7905), (15, 4743), (17, 4185), (27, 2635), (31, 2295), (45, 1581), (51, 1395), (85, 837), (93, 765), (135, 527), (153, 465), (155, 459), (255, 279)]