155339977

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 179988480

約数和(自身を除く): 24648503

約数列:

[1, 13, 31, 61, 71, 89, 403, 793, 923, 1157, 1891, 2201, 2759, 4331, 5429, 6319, 24583, 28613, 35867, 56303, 70577, 82147, 134261, 168299, 195889, 385459, 1745393, 2187887, 2546557, 5010967, 11949229, 155339977]

約数ペア:

[(1, 155339977), (13, 11949229), (31, 5010967), (61, 2546557), (71, 2187887), (89, 1745393), (403, 385459), (793, 195889), (923, 168299), (1157, 134261), (1891, 82147), (2201, 70577), (2759, 56303), (4331, 35867), (5429, 28613), (6319, 24583)]