27885585

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:718

約数の個数: 64

約数和(自身を含む): 56770560

約数和(自身を除く): 28884975

約数列:

[1, 3, 5, 7, 13, 15, 21, 31, 35, 39, 65, 91, 93, 105, 155, 195, 217, 273, 403, 455, 465, 651, 659, 1085, 1209, 1365, 1977, 2015, 2821, 3255, 3295, 4613, 6045, 8463, 8567, 9885, 13839, 14105, 20429, 23065, 25701, 42315, 42835, 59969, 61287, 69195, 102145, 128505, 143003, 179907, 265577, 299845, 306435, 429009, 715015, 796731, 899535, 1327885, 1859039, 2145045, 3983655, 5577117, 9295195, 27885585]

約数ペア:

[(1, 27885585), (3, 9295195), (5, 5577117), (7, 3983655), (13, 2145045), (15, 1859039), (21, 1327885), (31, 899535), (35, 796731), (39, 715015), (65, 429009), (91, 306435), (93, 299845), (105, 265577), (155, 179907), (195, 143003), (217, 128505), (273, 102145), (403, 69195), (455, 61287), (465, 59969), (651, 42835), (659, 42315), (1085, 25701), (1209, 23065), (1365, 20429), (1977, 14105), (2015, 13839), (2821, 9885), (3255, 8567), (3295, 8463), (4613, 6045)]