31199896

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2521}}^1$

素因数の和:2564

約数の個数: 64

約数和(自身を含む): 76265280

約数和(自身を除く): 45065384

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 91, 104, 119, 136, 182, 221, 238, 364, 442, 476, 728, 884, 952, 1547, 1768, 2521, 3094, 5042, 6188, 10084, 12376, 17647, 20168, 32773, 35294, 42857, 65546, 70588, 85714, 131092, 141176, 171428, 229411, 262184, 299999, 342856, 458822, 557141, 599998, 917644, 1114282, 1199996, 1835288, 2228564, 2399992, 3899987, 4457128, 7799974, 15599948, 31199896]

約数ペア:

[(1, 31199896), (2, 15599948), (4, 7799974), (7, 4457128), (8, 3899987), (13, 2399992), (14, 2228564), (17, 1835288), (26, 1199996), (28, 1114282), (34, 917644), (52, 599998), (56, 557141), (68, 458822), (91, 342856), (104, 299999), (119, 262184), (136, 229411), (182, 171428), (221, 141176), (238, 131092), (364, 85714), (442, 70588), (476, 65546), (728, 42857), (884, 35294), (952, 32773), (1547, 20168), (1768, 17647), (2521, 12376), (3094, 10084), (5042, 6188)]