321494805

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2203}}^1$

素因数の和:2287

約数の個数: 64

約数和(自身を含む): 609361920

約数和(自身を除く): 287867115

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 47, 69, 115, 135, 141, 207, 235, 345, 423, 621, 705, 1035, 1081, 1269, 2115, 2203, 3105, 3243, 5405, 6345, 6609, 9729, 11015, 16215, 19827, 29187, 33045, 48645, 50669, 59481, 99135, 103541, 145935, 152007, 253345, 297405, 310623, 456021, 517705, 760035, 931869, 1368063, 1553115, 2280105, 2381443, 2795607, 4659345, 6840315, 7144329, 11907215, 13978035, 21432987, 35721645, 64298961, 107164935, 321494805]

約数ペア:

[(1, 321494805), (3, 107164935), (5, 64298961), (9, 35721645), (15, 21432987), (23, 13978035), (27, 11907215), (45, 7144329), (47, 6840315), (69, 4659345), (115, 2795607), (135, 2381443), (141, 2280105), (207, 1553115), (235, 1368063), (345, 931869), (423, 760035), (621, 517705), (705, 456021), (1035, 310623), (1081, 297405), (1269, 253345), (2115, 152007), (2203, 145935), (3105, 103541), (3243, 99135), (5405, 59481), (6345, 50669), (6609, 48645), (9729, 33045), (11015, 29187), (16215, 19827)]