231036715

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{251}}^1$

素因数の和:317

約数の個数: 72

約数和(自身を含む): 370418832

約数和(自身を除く): 139382117

約数列:

[1, 5, 7, 13, 17, 35, 49, 65, 85, 91, 119, 221, 245, 251, 289, 455, 595, 637, 833, 1105, 1255, 1445, 1547, 1757, 2023, 3185, 3263, 3757, 4165, 4267, 7735, 8785, 10115, 10829, 12299, 14161, 16315, 18785, 21335, 22841, 26299, 29869, 54145, 55471, 61495, 70805, 72539, 114205, 131495, 149345, 159887, 184093, 209083, 277355, 362695, 388297, 507773, 799435, 920465, 943007, 1045415, 1941485, 2538865, 2718079, 3554411, 4715035, 6601049, 13590395, 17772055, 33005245, 46207343, 231036715]

約数ペア:

[(1, 231036715), (5, 46207343), (7, 33005245), (13, 17772055), (17, 13590395), (35, 6601049), (49, 4715035), (65, 3554411), (85, 2718079), (91, 2538865), (119, 1941485), (221, 1045415), (245, 943007), (251, 920465), (289, 799435), (455, 507773), (595, 388297), (637, 362695), (833, 277355), (1105, 209083), (1255, 184093), (1445, 159887), (1547, 149345), (1757, 131495), (2023, 114205), (3185, 72539), (3263, 70805), (3757, 61495), (4165, 55471), (4267, 54145), (7735, 29869), (8785, 26299), (10115, 22841), (10829, 21335), (12299, 18785), (14161, 16315)]