128515506

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{161047}}^1$

素因数の和:161078

約数の個数: 32

約数和(自身を含む): 309212160

約数和(自身を除く): 180696654

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 161047, 322094, 483141, 966282, 1127329, 2254658, 3059893, 3381987, 6119786, 6763974, 9179679, 18359358, 21419251, 42838502, 64257753, 128515506]

約数ペア:

[(1, 128515506), (2, 64257753), (3, 42838502), (6, 21419251), (7, 18359358), (14, 9179679), (19, 6763974), (21, 6119786), (38, 3381987), (42, 3059893), (57, 2254658), (114, 1127329), (133, 966282), (266, 483141), (399, 322094), (798, 161047)]