253723778

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53147}}^1$

素因数の和:53198

約数の個数: 32

約数和(自身を含む): 489811968

約数和(自身を除く): 236088190

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4774, 53147, 106294, 372029, 584617, 744058, 1169234, 1647557, 3295114, 4092319, 8184638, 11532899, 18123127, 23065798, 36246254, 126861889, 253723778]

約数ペア:

[(1, 253723778), (2, 126861889), (7, 36246254), (11, 23065798), (14, 18123127), (22, 11532899), (31, 8184638), (62, 4092319), (77, 3295114), (154, 1647557), (217, 1169234), (341, 744058), (434, 584617), (682, 372029), (2387, 106294), (4774, 53147)]