28037625

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1$

素因数の和:1007

約数の個数: 64

約数和(自身を含む): 58226688

約数和(自身を除く): 30189063

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 125, 165, 175, 231, 275, 375, 385, 525, 825, 875, 971, 1155, 1375, 1925, 2625, 2913, 4125, 4855, 5775, 6797, 9625, 10681, 14565, 20391, 24275, 28875, 32043, 33985, 53405, 72825, 74767, 101955, 121375, 160215, 169925, 224301, 267025, 364125, 373835, 509775, 801075, 849625, 1121505, 1335125, 1869175, 2548875, 4005375, 5607525, 9345875, 28037625]

約数ペア:

[(1, 28037625), (3, 9345875), (5, 5607525), (7, 4005375), (11, 2548875), (15, 1869175), (21, 1335125), (25, 1121505), (33, 849625), (35, 801075), (55, 509775), (75, 373835), (77, 364125), (105, 267025), (125, 224301), (165, 169925), (175, 160215), (231, 121375), (275, 101955), (375, 74767), (385, 72825), (525, 53405), (825, 33985), (875, 32043), (971, 28875), (1155, 24275), (1375, 20391), (1925, 14565), (2625, 10681), (2913, 9625), (4125, 6797), (4855, 5775)]