1640759715

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{27271}}^1$

素因数の和:27480

約数の個数: 48

約数和(自身を含む): 3267403776

約数和(自身を除く): 1626644061

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 191, 315, 573, 955, 1337, 1719, 2865, 4011, 6685, 8595, 12033, 20055, 27271, 60165, 81813, 136355, 190897, 245439, 409065, 572691, 954485, 1227195, 1718073, 2863455, 5208761, 8590365, 15626283, 26043805, 36461327, 46878849, 78131415, 109383981, 182306635, 234394245, 328151943, 546919905, 1640759715]

約数ペア:

[(1, 1640759715), (3, 546919905), (5, 328151943), (7, 234394245), (9, 182306635), (15, 109383981), (21, 78131415), (35, 46878849), (45, 36461327), (63, 26043805), (105, 15626283), (191, 8590365), (315, 5208761), (573, 2863455), (955, 1718073), (1337, 1227195), (1719, 954485), (2865, 572691), (4011, 409065), (6685, 245439), (8595, 190897), (12033, 136355), (20055, 81813), (27271, 60165)]