16953795

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 31449600

約数和(自身を除く): 14495805

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 79, 95, 171, 237, 251, 285, 395, 711, 753, 855, 1185, 1255, 1501, 2259, 3555, 3765, 4503, 4769, 7505, 11295, 13509, 14307, 19829, 22515, 23845, 42921, 59487, 67545, 71535, 99145, 178461, 214605, 297435, 376751, 892305, 1130253, 1883755, 3390759, 5651265, 16953795]

約数ペア:

[(1, 16953795), (3, 5651265), (5, 3390759), (9, 1883755), (15, 1130253), (19, 892305), (45, 376751), (57, 297435), (79, 214605), (95, 178461), (171, 99145), (237, 71535), (251, 67545), (285, 59487), (395, 42921), (711, 23845), (753, 22515), (855, 19829), (1185, 14307), (1255, 13509), (1501, 11295), (2259, 7505), (3555, 4769), (3765, 4503)]