1290216394

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{12253}}^1$

素因数の和:12454

約数の個数: 32

約数和(自身を含む): 2170428480

約数和(自身を除く): 880212086

約数列:

[1, 2, 17, 19, 34, 38, 163, 323, 326, 646, 2771, 3097, 5542, 6194, 12253, 24506, 52649, 105298, 208301, 232807, 416602, 465614, 1997239, 3957719, 3994478, 7915438, 33953063, 37947541, 67906126, 75895082, 645108197, 1290216394]

約数ペア:

[(1, 1290216394), (2, 645108197), (17, 75895082), (19, 67906126), (34, 37947541), (38, 33953063), (163, 7915438), (323, 3994478), (326, 3957719), (646, 1997239), (2771, 465614), (3097, 416602), (5542, 232807), (6194, 208301), (12253, 105298), (24506, 52649)]