9940455

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 20628480

約数和(自身を除く): 10688025

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 67, 105, 135, 157, 189, 201, 315, 335, 469, 471, 603, 785, 945, 1005, 1099, 1407, 1413, 1809, 2345, 2355, 3015, 3297, 4221, 4239, 5495, 7035, 7065, 9045, 9891, 10519, 12663, 16485, 21105, 21195, 29673, 31557, 49455, 52595, 63315, 73633, 94671, 148365, 157785, 220899, 284013, 368165, 473355, 662697, 1104495, 1420065, 1988091, 3313485, 9940455]

約数ペア:

[(1, 9940455), (3, 3313485), (5, 1988091), (7, 1420065), (9, 1104495), (15, 662697), (21, 473355), (27, 368165), (35, 284013), (45, 220899), (63, 157785), (67, 148365), (105, 94671), (135, 73633), (157, 63315), (189, 52595), (201, 49455), (315, 31557), (335, 29673), (469, 21195), (471, 21105), (603, 16485), (785, 12663), (945, 10519), (1005, 9891), (1099, 9045), (1407, 7065), (1413, 7035), (1809, 5495), (2345, 4239), (2355, 4221), (3015, 3297)]