628609794

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1\times {\mathrm{313}}^1$

素因数の和:639

約数の個数: 64

約数和(自身を含む): 1350451200

約数和(自身を除く): 721841406

約数列:

[1, 2, 3, 6, 19, 38, 57, 79, 114, 158, 223, 237, 313, 446, 474, 626, 669, 939, 1338, 1501, 1878, 3002, 4237, 4503, 5947, 8474, 9006, 11894, 12711, 17617, 17841, 24727, 25422, 35234, 35682, 49454, 52851, 69799, 74181, 105702, 139598, 148362, 209397, 334723, 418794, 469813, 669446, 939626, 1004169, 1326181, 1409439, 2008338, 2652362, 2818878, 3978543, 5514121, 7957086, 11028242, 16542363, 33084726, 104768299, 209536598, 314304897, 628609794]

約数ペア:

[(1, 628609794), (2, 314304897), (3, 209536598), (6, 104768299), (19, 33084726), (38, 16542363), (57, 11028242), (79, 7957086), (114, 5514121), (158, 3978543), (223, 2818878), (237, 2652362), (313, 2008338), (446, 1409439), (474, 1326181), (626, 1004169), (669, 939626), (939, 669446), (1338, 469813), (1501, 418794), (1878, 334723), (3002, 209397), (4237, 148362), (4503, 139598), (5947, 105702), (8474, 74181), (9006, 69799), (11894, 52851), (12711, 49454), (17617, 35682), (17841, 35234), (24727, 25422)]