3788505

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 8140800

約数和(自身を除く): 4352295

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 95, 105, 133, 135, 171, 189, 211, 285, 315, 399, 513, 633, 665, 855, 945, 1055, 1197, 1477, 1899, 1995, 2565, 3165, 3591, 4009, 4431, 5697, 5985, 7385, 9495, 12027, 13293, 17955, 20045, 22155, 28063, 28485, 36081, 39879, 60135, 66465, 84189, 108243, 140315, 180405, 199395, 252567, 420945, 541215, 757701, 1262835, 3788505]

約数ペア:

[(1, 3788505), (3, 1262835), (5, 757701), (7, 541215), (9, 420945), (15, 252567), (19, 199395), (21, 180405), (27, 140315), (35, 108243), (45, 84189), (57, 66465), (63, 60135), (95, 39879), (105, 36081), (133, 28485), (135, 28063), (171, 22155), (189, 20045), (211, 17955), (285, 13293), (315, 12027), (399, 9495), (513, 7385), (633, 5985), (665, 5697), (855, 4431), (945, 4009), (1055, 3591), (1197, 3165), (1477, 2565), (1899, 1995)]