197819388

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{140897}}^1$

素因数の和:140923

約数の個数: 48

約数和(自身を含む): 552320160

約数和(自身を除く): 354500772

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 140897, 281794, 422691, 563588, 845382, 1268073, 1690764, 1831661, 2536146, 3663322, 3804219, 5072292, 5494983, 7326644, 7608438, 10989966, 15216876, 16484949, 21979932, 32969898, 49454847, 65939796, 98909694, 197819388]

約数ペア:

[(1, 197819388), (2, 98909694), (3, 65939796), (4, 49454847), (6, 32969898), (9, 21979932), (12, 16484949), (13, 15216876), (18, 10989966), (26, 7608438), (27, 7326644), (36, 5494983), (39, 5072292), (52, 3804219), (54, 3663322), (78, 2536146), (108, 1831661), (117, 1690764), (156, 1268073), (234, 845382), (351, 563588), (468, 422691), (702, 281794), (1404, 140897)]