73785645

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 135595200

約数和(自身を除く): 61809555

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 211, 285, 409, 633, 855, 1055, 1227, 1899, 2045, 3165, 3681, 4009, 6135, 7771, 9495, 12027, 18405, 20045, 23313, 36081, 38855, 60135, 69939, 86299, 116565, 180405, 258897, 349695, 431495, 776691, 1294485, 1639681, 3883455, 4919043, 8198405, 14757129, 24595215, 73785645]

約数ペア:

[(1, 73785645), (3, 24595215), (5, 14757129), (9, 8198405), (15, 4919043), (19, 3883455), (45, 1639681), (57, 1294485), (95, 776691), (171, 431495), (211, 349695), (285, 258897), (409, 180405), (633, 116565), (855, 86299), (1055, 69939), (1227, 60135), (1899, 38855), (2045, 36081), (3165, 23313), (3681, 20045), (4009, 18405), (6135, 12027), (7771, 9495)]