651898045444

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{2179}}^1\times {\mathrm{8821}}^1$

素因数の和:11204

約数の個数: 48

約数和(自身を含む): 1168533889600

約数和(自身を除く): 516635844156

約数列:

[1, 2, 4, 61, 122, 139, 244, 278, 556, 2179, 4358, 8479, 8716, 8821, 16958, 17642, 33916, 35284, 132919, 265838, 302881, 531676, 538081, 605762, 1076162, 1211524, 1226119, 2152324, 2452238, 4904476, 18475741, 19220959, 36951482, 38441918, 73902964, 74793259, 76883836, 149586518, 299173036, 1172478499, 2344956998, 2671713301, 4689913996, 5343426602, 10686853204, 162974511361, 325949022722, 651898045444]

約数ペア:

[(1, 651898045444), (2, 325949022722), (4, 162974511361), (61, 10686853204), (122, 5343426602), (139, 4689913996), (244, 2671713301), (278, 2344956998), (556, 1172478499), (2179, 299173036), (4358, 149586518), (8479, 76883836), (8716, 74793259), (8821, 73902964), (16958, 38441918), (17642, 36951482), (33916, 19220959), (35284, 18475741), (132919, 4904476), (265838, 2452238), (302881, 2152324), (531676, 1226119), (538081, 1211524), (605762, 1076162)]