259920388

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{24623}}^1$

素因数の和:24676

約数の個数: 48

約数和(自身を含む): 579156480

約数和(自身を除く): 319236092

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 91, 116, 182, 203, 364, 377, 406, 754, 812, 1508, 2639, 5278, 10556, 24623, 49246, 98492, 172361, 320099, 344722, 640198, 689444, 714067, 1280396, 1428134, 2240693, 2856268, 4481386, 4998469, 8962772, 9282871, 9996938, 18565742, 19993876, 37131484, 64980097, 129960194, 259920388]

約数ペア:

[(1, 259920388), (2, 129960194), (4, 64980097), (7, 37131484), (13, 19993876), (14, 18565742), (26, 9996938), (28, 9282871), (29, 8962772), (52, 4998469), (58, 4481386), (91, 2856268), (116, 2240693), (182, 1428134), (203, 1280396), (364, 714067), (377, 689444), (406, 640198), (754, 344722), (812, 320099), (1508, 172361), (2639, 98492), (5278, 49246), (10556, 24623)]