28078492

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1381}}^1$

素因数の和:1438

約数の個数: 48

約数和(自身を含む): 58508352

約数和(自身を除く): 30429860

約数列:

[1, 2, 4, 13, 17, 23, 26, 34, 46, 52, 68, 92, 221, 299, 391, 442, 598, 782, 884, 1196, 1381, 1564, 2762, 5083, 5524, 10166, 17953, 20332, 23477, 31763, 35906, 46954, 63526, 71812, 93908, 127052, 305201, 412919, 539971, 610402, 825838, 1079942, 1220804, 1651676, 2159884, 7019623, 14039246, 28078492]

約数ペア:

[(1, 28078492), (2, 14039246), (4, 7019623), (13, 2159884), (17, 1651676), (23, 1220804), (26, 1079942), (34, 825838), (46, 610402), (52, 539971), (68, 412919), (92, 305201), (221, 127052), (299, 93908), (391, 71812), (442, 63526), (598, 46954), (782, 35906), (884, 31763), (1196, 23477), (1381, 20332), (1564, 17953), (2762, 10166), (5083, 5524)]