156612681

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 244508160

約数和(自身を除く): 87895479

約数列:

[1, 3, 9, 23, 61, 69, 79, 157, 183, 207, 237, 471, 549, 711, 1403, 1413, 1817, 3611, 4209, 4819, 5451, 9577, 10833, 12403, 12627, 14457, 16353, 28731, 32499, 37209, 43371, 86193, 110837, 111627, 220271, 285269, 332511, 660813, 756583, 855807, 997533, 1982439, 2269749, 2567421, 6809247, 17401409, 52204227, 156612681]

約数ペア:

[(1, 156612681), (3, 52204227), (9, 17401409), (23, 6809247), (61, 2567421), (69, 2269749), (79, 1982439), (157, 997533), (183, 855807), (207, 756583), (237, 660813), (471, 332511), (549, 285269), (711, 220271), (1403, 111627), (1413, 110837), (1817, 86193), (3611, 43371), (4209, 37209), (4819, 32499), (5451, 28731), (9577, 16353), (10833, 14457), (12403, 12627)]