28663308

素因数分解:

$2^2\times 3^5\times {\mathrm{37}}^1\times {\mathrm{797}}^1$

素因数の和:853

約数の個数: 72

約数和(自身を含む): 77265552

約数和(自身を除く): 48602244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 81, 108, 111, 148, 162, 222, 243, 324, 333, 444, 486, 666, 797, 972, 999, 1332, 1594, 1998, 2391, 2997, 3188, 3996, 4782, 5994, 7173, 8991, 9564, 11988, 14346, 17982, 21519, 28692, 29489, 35964, 43038, 58978, 64557, 86076, 88467, 117956, 129114, 176934, 193671, 258228, 265401, 353868, 387342, 530802, 774684, 796203, 1061604, 1592406, 2388609, 3184812, 4777218, 7165827, 9554436, 14331654, 28663308]

約数ペア:

[(1, 28663308), (2, 14331654), (3, 9554436), (4, 7165827), (6, 4777218), (9, 3184812), (12, 2388609), (18, 1592406), (27, 1061604), (36, 796203), (37, 774684), (54, 530802), (74, 387342), (81, 353868), (108, 265401), (111, 258228), (148, 193671), (162, 176934), (222, 129114), (243, 117956), (324, 88467), (333, 86076), (444, 64557), (486, 58978), (666, 43038), (797, 35964), (972, 29489), (999, 28692), (1332, 21519), (1594, 17982), (1998, 14346), (2391, 11988), (2997, 9564), (3188, 8991), (3996, 7173), (4782, 5994)]