128293815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{229}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 236476800

約数和(自身を除く): 108182985

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 169, 195, 221, 229, 255, 507, 663, 687, 845, 1105, 1145, 2197, 2535, 2873, 2977, 3315, 3435, 3893, 6591, 8619, 8931, 10985, 11679, 14365, 14885, 19465, 32955, 37349, 38701, 43095, 44655, 50609, 58395, 112047, 116103, 151827, 186745, 193505, 253045, 503113, 560235, 580515, 657917, 759135, 1509339, 1973751, 2515565, 3289585, 7546695, 8552921, 9868755, 25658763, 42764605, 128293815]

約数ペア:

[(1, 128293815), (3, 42764605), (5, 25658763), (13, 9868755), (15, 8552921), (17, 7546695), (39, 3289585), (51, 2515565), (65, 1973751), (85, 1509339), (169, 759135), (195, 657917), (221, 580515), (229, 560235), (255, 503113), (507, 253045), (663, 193505), (687, 186745), (845, 151827), (1105, 116103), (1145, 112047), (2197, 58395), (2535, 50609), (2873, 44655), (2977, 43095), (3315, 38701), (3435, 37349), (3893, 32955), (6591, 19465), (8619, 14885), (8931, 14365), (10985, 11679)]