2150876

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 4892160

約数和(自身を除く): 2741284

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 311, 364, 494, 532, 622, 988, 1244, 1729, 2177, 3458, 4043, 4354, 5909, 6916, 8086, 8708, 11818, 16172, 23636, 28301, 41363, 56602, 76817, 82726, 113204, 153634, 165452, 307268, 537719, 1075438, 2150876]

約数ペア:

[(1, 2150876), (2, 1075438), (4, 537719), (7, 307268), (13, 165452), (14, 153634), (19, 113204), (26, 82726), (28, 76817), (38, 56602), (52, 41363), (76, 28301), (91, 23636), (133, 16172), (182, 11818), (247, 8708), (266, 8086), (311, 6916), (364, 5909), (494, 4354), (532, 4043), (622, 3458), (988, 2177), (1244, 1729)]