72513315

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1091}}^1$

素因数の和:1320

約数の個数: 48

約数和(自身を含む): 144458496

約数和(自身を除く): 71945181

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 211, 315, 633, 1055, 1091, 1477, 1899, 3165, 3273, 4431, 5455, 7385, 7637, 9495, 9819, 13293, 16365, 22155, 22911, 38185, 49095, 66465, 68733, 114555, 230201, 343665, 690603, 1151005, 1611407, 2071809, 3453015, 4834221, 8057035, 10359045, 14502663, 24171105, 72513315]

約数ペア:

[(1, 72513315), (3, 24171105), (5, 14502663), (7, 10359045), (9, 8057035), (15, 4834221), (21, 3453015), (35, 2071809), (45, 1611407), (63, 1151005), (105, 690603), (211, 343665), (315, 230201), (633, 114555), (1055, 68733), (1091, 66465), (1477, 49095), (1899, 38185), (3165, 22911), (3273, 22155), (4431, 16365), (5455, 13293), (7385, 9819), (7637, 9495)]