71345505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{277}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 143474688

約数和(自身を除く): 72129183

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 223, 231, 277, 385, 669, 831, 1115, 1155, 1385, 1561, 1939, 2453, 3047, 3345, 4155, 4683, 5817, 7359, 7805, 9141, 9695, 12265, 15235, 17171, 21329, 23415, 29085, 36795, 45705, 51513, 61771, 63987, 85855, 106645, 185313, 257565, 308855, 319935, 432397, 679481, 926565, 1297191, 2038443, 2161985, 3397405, 4756367, 6485955, 10192215, 14269101, 23781835, 71345505]

約数ペア:

[(1, 71345505), (3, 23781835), (5, 14269101), (7, 10192215), (11, 6485955), (15, 4756367), (21, 3397405), (33, 2161985), (35, 2038443), (55, 1297191), (77, 926565), (105, 679481), (165, 432397), (223, 319935), (231, 308855), (277, 257565), (385, 185313), (669, 106645), (831, 85855), (1115, 63987), (1155, 61771), (1385, 51513), (1561, 45705), (1939, 36795), (2453, 29085), (3047, 23415), (3345, 21329), (4155, 17171), (4683, 15235), (5817, 12265), (7359, 9695), (7805, 9141)]