259031474

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 458680320

約数和(自身を除く): 199648846

約数列:

[1, 2, 13, 23, 26, 31, 46, 62, 89, 157, 178, 299, 314, 403, 598, 713, 806, 1157, 1426, 2041, 2047, 2314, 2759, 3611, 4082, 4094, 4867, 5518, 7222, 9269, 9734, 13973, 18538, 26611, 27946, 35867, 46943, 53222, 63271, 63457, 71734, 93886, 111941, 126542, 126914, 181649, 223882, 321379, 363298, 433163, 642758, 824941, 866326, 1455233, 1649882, 2910466, 4177927, 5631119, 8355854, 9962749, 11262238, 19925498, 129515737, 259031474]

約数ペア:

[(1, 259031474), (2, 129515737), (13, 19925498), (23, 11262238), (26, 9962749), (31, 8355854), (46, 5631119), (62, 4177927), (89, 2910466), (157, 1649882), (178, 1455233), (299, 866326), (314, 824941), (403, 642758), (598, 433163), (713, 363298), (806, 321379), (1157, 223882), (1426, 181649), (2041, 126914), (2047, 126542), (2314, 111941), (2759, 93886), (3611, 71734), (4082, 63457), (4094, 63271), (4867, 53222), (5518, 46943), (7222, 35867), (9269, 27946), (9734, 26611), (13973, 18538)]