1291006072

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{229553}}^1$

素因数の和:229615

約数の個数: 32

約数和(自身を含む): 2616915600

約数和(自身を除く): 1325909528

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 703, 1406, 2812, 5624, 229553, 459106, 918212, 1836424, 4361507, 8493461, 8723014, 16986922, 17446028, 33973844, 34892056, 67947688, 161375759, 322751518, 645503036, 1291006072]

約数ペア:

[(1, 1291006072), (2, 645503036), (4, 322751518), (8, 161375759), (19, 67947688), (37, 34892056), (38, 33973844), (74, 17446028), (76, 16986922), (148, 8723014), (152, 8493461), (296, 4361507), (703, 1836424), (1406, 918212), (2812, 459106), (5624, 229553)]