51723945

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{743}}^1$

素因数の和:791

約数の個数: 96

約数和(自身を含む): 116992512

約数和(自身を除く): 65268567

約数列:

[1, 3, 5, 7, 9, 13, 15, 17, 21, 35, 39, 45, 51, 63, 65, 85, 91, 105, 117, 119, 153, 195, 221, 255, 273, 315, 357, 455, 585, 595, 663, 743, 765, 819, 1071, 1105, 1365, 1547, 1785, 1989, 2229, 3315, 3715, 4095, 4641, 5201, 5355, 6687, 7735, 9659, 9945, 11145, 12631, 13923, 15603, 23205, 26005, 28977, 33435, 37893, 46809, 48295, 63155, 67613, 69615, 78015, 86931, 88417, 113679, 144885, 164203, 189465, 202839, 234045, 265251, 338065, 434655, 442085, 492609, 568395, 608517, 795753, 821015, 1014195, 1149421, 1326255, 1477827, 2463045, 3042585, 3448263, 3978765, 5747105, 7389135, 10344789, 17241315, 51723945]

約数ペア:

[(1, 51723945), (3, 17241315), (5, 10344789), (7, 7389135), (9, 5747105), (13, 3978765), (15, 3448263), (17, 3042585), (21, 2463045), (35, 1477827), (39, 1326255), (45, 1149421), (51, 1014195), (63, 821015), (65, 795753), (85, 608517), (91, 568395), (105, 492609), (117, 442085), (119, 434655), (153, 338065), (195, 265251), (221, 234045), (255, 202839), (273, 189465), (315, 164203), (357, 144885), (455, 113679), (585, 88417), (595, 86931), (663, 78015), (743, 69615), (765, 67613), (819, 63155), (1071, 48295), (1105, 46809), (1365, 37893), (1547, 33435), (1785, 28977), (1989, 26005), (2229, 23205), (3315, 15603), (3715, 13923), (4095, 12631), (4641, 11145), (5201, 9945), (5355, 9659), (6687, 7735)]