221495508

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{1493}}^1$

素因数の和:1833

約数の個数: 72

約数和(自身を含む): 605267208

約数和(自身を除く): 383771700

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 317, 468, 634, 951, 1268, 1493, 1902, 2853, 2986, 3804, 4121, 4479, 5706, 5972, 8242, 8958, 11412, 12363, 13437, 16484, 17916, 19409, 24726, 26874, 37089, 38818, 49452, 53748, 58227, 74178, 77636, 116454, 148356, 174681, 232908, 349362, 473281, 698724, 946562, 1419843, 1893124, 2839686, 4259529, 5679372, 6152653, 8519058, 12305306, 17038116, 18457959, 24610612, 36915918, 55373877, 73831836, 110747754, 221495508]

約数ペア:

[(1, 221495508), (2, 110747754), (3, 73831836), (4, 55373877), (6, 36915918), (9, 24610612), (12, 18457959), (13, 17038116), (18, 12305306), (26, 8519058), (36, 6152653), (39, 5679372), (52, 4259529), (78, 2839686), (117, 1893124), (156, 1419843), (234, 946562), (317, 698724), (468, 473281), (634, 349362), (951, 232908), (1268, 174681), (1493, 148356), (1902, 116454), (2853, 77636), (2986, 74178), (3804, 58227), (4121, 53748), (4479, 49452), (5706, 38818), (5972, 37089), (8242, 26874), (8958, 24726), (11412, 19409), (12363, 17916), (13437, 16484)]