38649585

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 71850240

約数和(自身を除く): 33200655

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 89, 131, 195, 221, 255, 267, 393, 445, 655, 663, 1105, 1157, 1335, 1513, 1703, 1965, 2227, 3315, 3471, 4539, 5109, 5785, 6681, 7565, 8515, 11135, 11659, 17355, 19669, 22695, 25545, 28951, 33405, 34977, 58295, 59007, 86853, 98345, 144755, 151567, 174885, 198203, 295035, 434265, 454701, 594609, 757835, 991015, 2273505, 2576639, 2973045, 7729917, 12883195, 38649585]

約数ペア:

[(1, 38649585), (3, 12883195), (5, 7729917), (13, 2973045), (15, 2576639), (17, 2273505), (39, 991015), (51, 757835), (65, 594609), (85, 454701), (89, 434265), (131, 295035), (195, 198203), (221, 174885), (255, 151567), (267, 144755), (393, 98345), (445, 86853), (655, 59007), (663, 58295), (1105, 34977), (1157, 33405), (1335, 28951), (1513, 25545), (1703, 22695), (1965, 19669), (2227, 17355), (3315, 11659), (3471, 11135), (4539, 8515), (5109, 7565), (5785, 6681)]