201321645

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{11909}}^1$

素因数の和:11954

約数の個数: 48

約数和(自身を含む): 391029120

約数和(自身を除く): 189707475

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 49, 69, 105, 115, 147, 161, 245, 345, 483, 735, 805, 1127, 2415, 3381, 5635, 11909, 16905, 35727, 59545, 83363, 178635, 250089, 273907, 416815, 583541, 821721, 1250445, 1369535, 1750623, 1917349, 2917705, 4108605, 5752047, 8753115, 9586745, 13421443, 28760235, 40264329, 67107215, 201321645]

約数ペア:

[(1, 201321645), (3, 67107215), (5, 40264329), (7, 28760235), (15, 13421443), (21, 9586745), (23, 8753115), (35, 5752047), (49, 4108605), (69, 2917705), (105, 1917349), (115, 1750623), (147, 1369535), (161, 1250445), (245, 821721), (345, 583541), (483, 416815), (735, 273907), (805, 250089), (1127, 178635), (2415, 83363), (3381, 59545), (5635, 35727), (11909, 16905)]