217907244

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2957}}^1$

素因数の和:3079

約数の個数: 72

約数和(自身を含む): 581424480

約数和(自身を除く): 363517236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 89, 92, 138, 178, 207, 267, 276, 356, 414, 534, 801, 828, 1068, 1602, 2047, 2957, 3204, 4094, 5914, 6141, 8188, 8871, 11828, 12282, 17742, 18423, 24564, 26613, 35484, 36846, 53226, 68011, 73692, 106452, 136022, 204033, 263173, 272044, 408066, 526346, 612099, 789519, 816132, 1052692, 1224198, 1579038, 2368557, 2448396, 3158076, 4737114, 6052979, 9474228, 12105958, 18158937, 24211916, 36317874, 54476811, 72635748, 108953622, 217907244]

約数ペア:

[(1, 217907244), (2, 108953622), (3, 72635748), (4, 54476811), (6, 36317874), (9, 24211916), (12, 18158937), (18, 12105958), (23, 9474228), (36, 6052979), (46, 4737114), (69, 3158076), (89, 2448396), (92, 2368557), (138, 1579038), (178, 1224198), (207, 1052692), (267, 816132), (276, 789519), (356, 612099), (414, 526346), (534, 408066), (801, 272044), (828, 263173), (1068, 204033), (1602, 136022), (2047, 106452), (2957, 73692), (3204, 68011), (4094, 53226), (5914, 36846), (6141, 35484), (8188, 26613), (8871, 24564), (11828, 18423), (12282, 17742)]