259813827

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{45319}}^1$

素因数の和:45352

約数の個数: 36

約数和(自身を含む): 470149680

約数和(自身を除く): 210335853

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 5733, 45319, 135957, 317233, 407871, 589147, 951699, 1767441, 2220631, 2855097, 4124029, 5302323, 6661893, 12372087, 19985679, 28868203, 37116261, 86604609, 259813827]

約数ペア:

[(1, 259813827), (3, 86604609), (7, 37116261), (9, 28868203), (13, 19985679), (21, 12372087), (39, 6661893), (49, 5302323), (63, 4124029), (91, 2855097), (117, 2220631), (147, 1767441), (273, 951699), (441, 589147), (637, 407871), (819, 317233), (1911, 135957), (5733, 45319)]