18118045185

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{5399}}^1$

素因数の和:5638

約数の個数: 64

約数和(自身を含む): 30904934400

約数和(自身を除く): 12786889215

約数列:

[1, 3, 5, 15, 23, 69, 71, 115, 137, 213, 345, 355, 411, 685, 1065, 1633, 2055, 3151, 4899, 5399, 8165, 9453, 9727, 15755, 16197, 24495, 26995, 29181, 47265, 48635, 80985, 124177, 145905, 223721, 372531, 383329, 620885, 671163, 739663, 1118605, 1149987, 1862655, 1916645, 2218989, 3355815, 3698315, 5749935, 8816567, 11094945, 17012249, 26449701, 44082835, 51036747, 52516073, 85061245, 132248505, 157548219, 255183735, 262580365, 787741095, 1207869679, 3623609037, 6039348395, 18118045185]

約数ペア:

[(1, 18118045185), (3, 6039348395), (5, 3623609037), (15, 1207869679), (23, 787741095), (69, 262580365), (71, 255183735), (115, 157548219), (137, 132248505), (213, 85061245), (345, 52516073), (355, 51036747), (411, 44082835), (685, 26449701), (1065, 17012249), (1633, 11094945), (2055, 8816567), (3151, 5749935), (4899, 3698315), (5399, 3355815), (8165, 2218989), (9453, 1916645), (9727, 1862655), (15755, 1149987), (16197, 1118605), (24495, 739663), (26995, 671163), (29181, 620885), (47265, 383329), (48635, 372531), (80985, 223721), (124177, 145905)]