144519172

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{569}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 297239040

約数和(自身を除く): 152719868

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 193, 329, 386, 569, 658, 772, 1138, 1316, 1351, 2276, 2702, 3983, 5404, 7966, 9071, 15932, 18142, 26743, 36284, 53486, 63497, 106972, 109817, 126994, 187201, 219634, 253988, 374402, 439268, 748804, 768719, 1537438, 3074876, 5161399, 10322798, 20645596, 36129793, 72259586, 144519172]

約数ペア:

[(1, 144519172), (2, 72259586), (4, 36129793), (7, 20645596), (14, 10322798), (28, 5161399), (47, 3074876), (94, 1537438), (188, 768719), (193, 748804), (329, 439268), (386, 374402), (569, 253988), (658, 219634), (772, 187201), (1138, 126994), (1316, 109817), (1351, 106972), (2276, 63497), (2702, 53486), (3983, 36284), (5404, 26743), (7966, 18142), (9071, 15932)]