280534982

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{2339}}^1$

素因数の和:3020

約数の個数: 32

約数和(自身を含む): 518918400

約数和(自身を除く): 238383418

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 659, 1318, 2339, 4613, 4678, 8567, 9226, 16373, 17134, 30407, 32746, 59969, 60814, 119938, 212849, 425698, 1541401, 3082802, 10789807, 20038213, 21579614, 40076426, 140267491, 280534982]

約数ペア:

[(1, 280534982), (2, 140267491), (7, 40076426), (13, 21579614), (14, 20038213), (26, 10789807), (91, 3082802), (182, 1541401), (659, 425698), (1318, 212849), (2339, 119938), (4613, 60814), (4678, 59969), (8567, 32746), (9226, 30407), (16373, 17134)]