287720264

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{7417}}^1$

素因数の和:7809

約数の個数: 32

約数和(自身を含む): 582609720

約数和(自身を除く): 294889456

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 373, 746, 1492, 2984, 4849, 7417, 9698, 14834, 19396, 29668, 38792, 59336, 96421, 192842, 385684, 771368, 2766541, 5533082, 11066164, 22132328, 35965033, 71930066, 143860132, 287720264]

約数ペア:

[(1, 287720264), (2, 143860132), (4, 71930066), (8, 35965033), (13, 22132328), (26, 11066164), (52, 5533082), (104, 2766541), (373, 771368), (746, 385684), (1492, 192842), (2984, 96421), (4849, 59336), (7417, 38792), (9698, 29668), (14834, 19396)]