51268005

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 97977600

約数和(自身を除く): 46709595

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 89, 135, 153, 251, 255, 267, 445, 459, 753, 765, 801, 1255, 1335, 1513, 2259, 2295, 2403, 3765, 4005, 4267, 4539, 6777, 7565, 11295, 12015, 12801, 13617, 21335, 22339, 22695, 33885, 38403, 40851, 64005, 67017, 68085, 111695, 115209, 192015, 201051, 204255, 335085, 379763, 576045, 603153, 1005255, 1139289, 1898815, 3015765, 3417867, 5696445, 10253601, 17089335, 51268005]

約数ペア:

[(1, 51268005), (3, 17089335), (5, 10253601), (9, 5696445), (15, 3417867), (17, 3015765), (27, 1898815), (45, 1139289), (51, 1005255), (85, 603153), (89, 576045), (135, 379763), (153, 335085), (251, 204255), (255, 201051), (267, 192015), (445, 115209), (459, 111695), (753, 68085), (765, 67017), (801, 64005), (1255, 40851), (1335, 38403), (1513, 33885), (2259, 22695), (2295, 22339), (2403, 21335), (3765, 13617), (4005, 12801), (4267, 12015), (4539, 11295), (6777, 7565)]