51408315

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{557}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 102368448

約数和(自身を除く): 50960133

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 293, 315, 557, 879, 1465, 1671, 2051, 2637, 2785, 3899, 4395, 5013, 6153, 8355, 10255, 11697, 13185, 18459, 19495, 25065, 30765, 35091, 58485, 92295, 163201, 175455, 489603, 816005, 1142407, 1468809, 2448015, 3427221, 5712035, 7344045, 10281663, 17136105, 51408315]

約数ペア:

[(1, 51408315), (3, 17136105), (5, 10281663), (7, 7344045), (9, 5712035), (15, 3427221), (21, 2448015), (35, 1468809), (45, 1142407), (63, 816005), (105, 489603), (293, 175455), (315, 163201), (557, 92295), (879, 58485), (1465, 35091), (1671, 30765), (2051, 25065), (2637, 19495), (2785, 18459), (3899, 13185), (4395, 11697), (5013, 10255), (6153, 8355)]