400221738

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167177}}^1$

素因数の和:167211

約数の個数: 48

約数和(自身を含む): 1043190720

約数和(自身を除く): 642968982

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 167177, 334354, 501531, 1003062, 1170239, 1504593, 2340478, 3009186, 3176363, 3510717, 6352726, 7021434, 9529089, 10532151, 19058178, 21064302, 22234541, 28587267, 44469082, 57174534, 66703623, 133407246, 200110869, 400221738]

約数ペア:

[(1, 400221738), (2, 200110869), (3, 133407246), (6, 66703623), (7, 57174534), (9, 44469082), (14, 28587267), (18, 22234541), (19, 21064302), (21, 19058178), (38, 10532151), (42, 9529089), (57, 7021434), (63, 6352726), (114, 3510717), (126, 3176363), (133, 3009186), (171, 2340478), (266, 1504593), (342, 1170239), (399, 1003062), (798, 501531), (1197, 334354), (2394, 167177)]