258900486

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{1109}}^1$

素因数の和:1241

約数の個数: 64

約数和(自身を含む): 579579840

約数和(自身を除く): 320679354

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 73, 78, 82, 123, 146, 219, 246, 438, 533, 949, 1066, 1109, 1599, 1898, 2218, 2847, 2993, 3198, 3327, 5694, 5986, 6654, 8979, 14417, 17958, 28834, 38909, 43251, 45469, 77818, 80957, 86502, 90938, 116727, 136407, 161914, 233454, 242871, 272814, 485742, 591097, 1052441, 1182194, 1773291, 2104882, 3157323, 3319237, 3546582, 6314646, 6638474, 9957711, 19915422, 43150081, 86300162, 129450243, 258900486]

約数ペア:

[(1, 258900486), (2, 129450243), (3, 86300162), (6, 43150081), (13, 19915422), (26, 9957711), (39, 6638474), (41, 6314646), (73, 3546582), (78, 3319237), (82, 3157323), (123, 2104882), (146, 1773291), (219, 1182194), (246, 1052441), (438, 591097), (533, 485742), (949, 272814), (1066, 242871), (1109, 233454), (1599, 161914), (1898, 136407), (2218, 116727), (2847, 90938), (2993, 86502), (3198, 80957), (3327, 77818), (5694, 45469), (5986, 43251), (6654, 38909), (8979, 28834), (14417, 17958)]