67802805

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{457}}^1$

素因数の和:635

約数の個数: 64

約数和(自身を含む): 138938880

約数和(自身を除く): 71136075

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 157, 189, 315, 457, 471, 785, 945, 1099, 1371, 1413, 2285, 2355, 3199, 3297, 4113, 4239, 5495, 6855, 7065, 9597, 9891, 12339, 15995, 16485, 20565, 21195, 28791, 29673, 47985, 49455, 61695, 71749, 86373, 143955, 148365, 215247, 358745, 431865, 502243, 645741, 1076235, 1506729, 1937223, 2511215, 3228705, 4520187, 7533645, 9686115, 13560561, 22600935, 67802805]

約数ペア:

[(1, 67802805), (3, 22600935), (5, 13560561), (7, 9686115), (9, 7533645), (15, 4520187), (21, 3228705), (27, 2511215), (35, 1937223), (45, 1506729), (63, 1076235), (105, 645741), (135, 502243), (157, 431865), (189, 358745), (315, 215247), (457, 148365), (471, 143955), (785, 86373), (945, 71749), (1099, 61695), (1371, 49455), (1413, 47985), (2285, 29673), (2355, 28791), (3199, 21195), (3297, 20565), (4113, 16485), (4239, 15995), (5495, 12339), (6855, 9891), (7065, 9597)]