2491125926401

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{1702369}}^1$

素因数の和:1702609

約数の個数: 32

約数和(自身を含む): 3039751872000

約数和(自身を除く): 548625945599

約数列:

[1, 7, 23, 61, 149, 161, 427, 1043, 1403, 3427, 9089, 9821, 23989, 63623, 209047, 1463329, 1702369, 11916583, 39154487, 103844509, 253652981, 274081409, 726911563, 1775570867, 2388423707, 5834018563, 15472831841, 16718965949, 40838129941, 108309822887, 355875132343, 2491125926401]

約数ペア:

[(1, 2491125926401), (7, 355875132343), (23, 108309822887), (61, 40838129941), (149, 16718965949), (161, 15472831841), (427, 5834018563), (1043, 2388423707), (1403, 1775570867), (3427, 726911563), (9089, 274081409), (9821, 253652981), (23989, 103844509), (63623, 39154487), (209047, 11916583), (1463329, 1702369)]