149804018

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43321}}^1$

素因数の和:43362

約数の個数: 32

約数和(自身を含む): 291123840

約数和(自身を除く): 141319822

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 43321, 86642, 303247, 563173, 606494, 823099, 1126346, 1646198, 3942211, 5761693, 7884422, 10700287, 11523386, 21400574, 74902009, 149804018]

約数ペア:

[(1, 149804018), (2, 74902009), (7, 21400574), (13, 11523386), (14, 10700287), (19, 7884422), (26, 5761693), (38, 3942211), (91, 1646198), (133, 1126346), (182, 823099), (247, 606494), (266, 563173), (494, 303247), (1729, 86642), (3458, 43321)]