1320808419

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{613}}^1\times {\mathrm{1487}}^1$

素因数の和:2136

約数の個数: 48

約数和(自身を含む): 2280425472

約数和(自身を除く): 959617053

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 613, 1449, 1487, 1839, 4291, 4461, 5517, 10409, 12873, 13383, 14099, 31227, 34201, 38619, 42297, 93681, 98693, 102603, 126891, 239407, 296079, 307809, 718221, 888237, 911531, 2154663, 2734593, 6380717, 8203779, 19142151, 20965213, 57426453, 62895639, 146756491, 188686917, 440269473, 1320808419]

約数ペア:

[(1, 1320808419), (3, 440269473), (7, 188686917), (9, 146756491), (21, 62895639), (23, 57426453), (63, 20965213), (69, 19142151), (161, 8203779), (207, 6380717), (483, 2734593), (613, 2154663), (1449, 911531), (1487, 888237), (1839, 718221), (4291, 307809), (4461, 296079), (5517, 239407), (10409, 126891), (12873, 102603), (13383, 98693), (14099, 93681), (31227, 42297), (34201, 38619)]