645200031

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{22877}}^1$

素因数の和:22983

約数の個数: 32

約数和(自身を含む): 1054218240

約数和(自身を除く): 409018209

約数列:

[1, 3, 7, 17, 21, 51, 79, 119, 237, 357, 553, 1343, 1659, 4029, 9401, 22877, 28203, 68631, 160139, 388909, 480417, 1166727, 1807283, 2722363, 5421849, 8167089, 12650981, 30723811, 37952943, 92171433, 215066677, 645200031]

約数ペア:

[(1, 645200031), (3, 215066677), (7, 92171433), (17, 37952943), (21, 30723811), (51, 12650981), (79, 8167089), (119, 5421849), (237, 2722363), (357, 1807283), (553, 1166727), (1343, 480417), (1659, 388909), (4029, 160139), (9401, 68631), (22877, 28203)]