28321416

素因数分解:

$2^3\times 3^2\times {\mathrm{59}}^2\times {\mathrm{113}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 78716430

約数和(自身を除く): 50395014

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 59, 72, 113, 118, 177, 226, 236, 339, 354, 452, 472, 531, 678, 708, 904, 1017, 1062, 1356, 1416, 2034, 2124, 2712, 3481, 4068, 4248, 6667, 6962, 8136, 10443, 13334, 13924, 20001, 20886, 26668, 27848, 31329, 40002, 41772, 53336, 60003, 62658, 80004, 83544, 120006, 125316, 160008, 240012, 250632, 393353, 480024, 786706, 1180059, 1573412, 2360118, 3146824, 3540177, 4720236, 7080354, 9440472, 14160708, 28321416]

約数ペア:

[(1, 28321416), (2, 14160708), (3, 9440472), (4, 7080354), (6, 4720236), (8, 3540177), (9, 3146824), (12, 2360118), (18, 1573412), (24, 1180059), (36, 786706), (59, 480024), (72, 393353), (113, 250632), (118, 240012), (177, 160008), (226, 125316), (236, 120006), (339, 83544), (354, 80004), (452, 62658), (472, 60003), (531, 53336), (678, 41772), (708, 40002), (904, 31329), (1017, 27848), (1062, 26668), (1356, 20886), (1416, 20001), (2034, 13924), (2124, 13334), (2712, 10443), (3481, 8136), (4068, 6962), (4248, 6667)]