7997535

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:75

約数の個数: 120

約数和(自身を含む): 18539136

約数和(自身を除く): 10541601

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 31, 35, 39, 45, 49, 63, 65, 81, 91, 93, 105, 117, 135, 147, 155, 189, 195, 217, 245, 273, 279, 315, 351, 403, 405, 441, 455, 465, 567, 585, 637, 651, 735, 819, 837, 945, 1053, 1085, 1209, 1323, 1365, 1395, 1519, 1755, 1911, 1953, 2015, 2205, 2457, 2511, 2821, 2835, 3185, 3255, 3627, 3969, 4095, 4185, 4557, 5265, 5733, 5859, 6045, 6615, 7371, 7595, 8463, 9555, 9765, 10881, 12285, 12555, 13671, 14105, 17199, 17577, 18135, 19747, 19845, 22785, 25389, 28665, 29295, 32643, 36855, 41013, 42315, 51597, 54405, 59241, 68355, 76167, 85995, 87885, 98735, 123039, 126945, 163215, 177723, 205065, 228501, 257985, 296205, 380835, 533169, 615195, 888615, 1142505, 1599507, 2665845, 7997535]

約数ペア:

[(1, 7997535), (3, 2665845), (5, 1599507), (7, 1142505), (9, 888615), (13, 615195), (15, 533169), (21, 380835), (27, 296205), (31, 257985), (35, 228501), (39, 205065), (45, 177723), (49, 163215), (63, 126945), (65, 123039), (81, 98735), (91, 87885), (93, 85995), (105, 76167), (117, 68355), (135, 59241), (147, 54405), (155, 51597), (189, 42315), (195, 41013), (217, 36855), (245, 32643), (273, 29295), (279, 28665), (315, 25389), (351, 22785), (403, 19845), (405, 19747), (441, 18135), (455, 17577), (465, 17199), (567, 14105), (585, 13671), (637, 12555), (651, 12285), (735, 10881), (819, 9765), (837, 9555), (945, 8463), (1053, 7595), (1085, 7371), (1209, 6615), (1323, 6045), (1365, 5859), (1395, 5733), (1519, 5265), (1755, 4557), (1911, 4185), (1953, 4095), (2015, 3969), (2205, 3627), (2457, 3255), (2511, 3185), (2821, 2835)]