28931539086

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{71}}^2\times {\mathrm{5227}}^1$

素因数の和:5438

約数の個数: 72

約数和(自身を含む): 64634987352

約数和(自身を除く): 35703448266

約数列:

[1, 2, 3, 6, 9, 18, 61, 71, 122, 142, 183, 213, 366, 426, 549, 639, 1098, 1278, 4331, 5041, 5227, 8662, 10082, 10454, 12993, 15123, 15681, 25986, 30246, 31362, 38979, 45369, 47043, 77958, 90738, 94086, 307501, 318847, 371117, 615002, 637694, 742234, 922503, 956541, 1113351, 1845006, 1913082, 2226702, 2767509, 2869623, 3340053, 5535018, 5739246, 6680106, 22638137, 26349307, 45276274, 52698614, 67914411, 79047921, 135828822, 158095842, 203743233, 237143763, 407486466, 474287526, 1607307727, 3214615454, 4821923181, 9643846362, 14465769543, 28931539086]

約数ペア:

[(1, 28931539086), (2, 14465769543), (3, 9643846362), (6, 4821923181), (9, 3214615454), (18, 1607307727), (61, 474287526), (71, 407486466), (122, 237143763), (142, 203743233), (183, 158095842), (213, 135828822), (366, 79047921), (426, 67914411), (549, 52698614), (639, 45276274), (1098, 26349307), (1278, 22638137), (4331, 6680106), (5041, 5739246), (5227, 5535018), (8662, 3340053), (10082, 2869623), (10454, 2767509), (12993, 2226702), (15123, 1913082), (15681, 1845006), (25986, 1113351), (30246, 956541), (31362, 922503), (38979, 742234), (45369, 637694), (47043, 615002), (77958, 371117), (90738, 318847), (94086, 307501)]