821240118

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{3691}}^1$

素因数の和:4009

約数の個数: 48

約数和(自身を含む): 1824615936

約数和(自身を除く): 1003375818

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 141, 263, 282, 423, 526, 789, 846, 1578, 2367, 3691, 4734, 7382, 11073, 12361, 22146, 24722, 33219, 37083, 66438, 74166, 111249, 173477, 222498, 346954, 520431, 970733, 1040862, 1561293, 1941466, 2912199, 3122586, 5824398, 8736597, 17473194, 45624451, 91248902, 136873353, 273746706, 410620059, 821240118]

約数ペア:

[(1, 821240118), (2, 410620059), (3, 273746706), (6, 136873353), (9, 91248902), (18, 45624451), (47, 17473194), (94, 8736597), (141, 5824398), (263, 3122586), (282, 2912199), (423, 1941466), (526, 1561293), (789, 1040862), (846, 970733), (1578, 520431), (2367, 346954), (3691, 222498), (4734, 173477), (7382, 111249), (11073, 74166), (12361, 66438), (22146, 37083), (24722, 33219)]