219973365

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1151}}^1$

素因数の和:1330

約数の個数: 48

約数和(自身を含む): 396804096

約数和(自身を除く): 176830731

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 137, 155, 279, 411, 465, 685, 1151, 1233, 1395, 2055, 3453, 4247, 5755, 6165, 10359, 12741, 17265, 21235, 35681, 38223, 51795, 63705, 107043, 157687, 178405, 191115, 321129, 473061, 535215, 788435, 1419183, 1605645, 2365305, 4888297, 7095915, 14664891, 24441485, 43994673, 73324455, 219973365]

約数ペア:

[(1, 219973365), (3, 73324455), (5, 43994673), (9, 24441485), (15, 14664891), (31, 7095915), (45, 4888297), (93, 2365305), (137, 1605645), (155, 1419183), (279, 788435), (411, 535215), (465, 473061), (685, 321129), (1151, 191115), (1233, 178405), (1395, 157687), (2055, 107043), (3453, 63705), (4247, 51795), (5755, 38223), (6165, 35681), (10359, 21235), (12741, 17265)]