219066813

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{84811}}^1$

素因数の和:84865

約数の個数: 24

約数和(自身を含む): 370458816

約数和(自身を除く): 151392003

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 84811, 254433, 593677, 763299, 1781031, 3477251, 5343093, 10431753, 24340757, 31295259, 73022271, 219066813]

約数ペア:

[(1, 219066813), (3, 73022271), (7, 31295259), (9, 24340757), (21, 10431753), (41, 5343093), (63, 3477251), (123, 1781031), (287, 763299), (369, 593677), (861, 254433), (2583, 84811)]