648630892

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{93787}}^1$

素因数の和:93830

約数の個数: 48

約数和(自身を含む): 1470595840

約数和(自身を除く): 821964948

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 93787, 187574, 375148, 656509, 1219231, 1313018, 1781953, 2438462, 2626036, 3563906, 4876924, 7127812, 8534617, 12473671, 17069234, 23165389, 24947342, 34138468, 46330778, 49894684, 92661556, 162157723, 324315446, 648630892]

約数ペア:

[(1, 648630892), (2, 324315446), (4, 162157723), (7, 92661556), (13, 49894684), (14, 46330778), (19, 34138468), (26, 24947342), (28, 23165389), (38, 17069234), (52, 12473671), (76, 8534617), (91, 7127812), (133, 4876924), (182, 3563906), (247, 2626036), (266, 2438462), (364, 1781953), (494, 1313018), (532, 1219231), (988, 656509), (1729, 375148), (3458, 187574), (6916, 93787)]