2187458

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 4395384

約数和(自身を除く): 2207926

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 49, 91, 98, 101, 119, 182, 202, 221, 238, 442, 637, 707, 833, 1274, 1313, 1414, 1547, 1666, 1717, 2626, 3094, 3434, 4949, 9191, 9898, 10829, 12019, 18382, 21658, 22321, 24038, 44642, 64337, 84133, 128674, 156247, 168266, 312494, 1093729, 2187458]

約数ペア:

[(1, 2187458), (2, 1093729), (7, 312494), (13, 168266), (14, 156247), (17, 128674), (26, 84133), (34, 64337), (49, 44642), (91, 24038), (98, 22321), (101, 21658), (119, 18382), (182, 12019), (202, 10829), (221, 9898), (238, 9191), (442, 4949), (637, 3434), (707, 3094), (833, 2626), (1274, 1717), (1313, 1666), (1414, 1547)]