2988195

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 5529600

約数和(自身を除く): 2541405

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 149, 191, 447, 573, 745, 955, 1043, 1337, 2235, 2865, 3129, 4011, 5215, 6685, 15645, 20055, 28459, 85377, 142295, 199213, 426885, 597639, 996065, 2988195]

約数ペア:

[(1, 2988195), (3, 996065), (5, 597639), (7, 426885), (15, 199213), (21, 142295), (35, 85377), (105, 28459), (149, 20055), (191, 15645), (447, 6685), (573, 5215), (745, 4011), (955, 3129), (1043, 2865), (1337, 2235)]