219381505

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 322600320

約数和(自身を除く): 103218815

約数列:

[1, 5, 7, 19, 35, 95, 97, 133, 179, 361, 485, 665, 679, 895, 1253, 1805, 1843, 2527, 3395, 3401, 6265, 9215, 12635, 12901, 17005, 17363, 23807, 35017, 64505, 64619, 86815, 119035, 121541, 175085, 245119, 323095, 329897, 452333, 607705, 1225595, 1649485, 2261665, 2309279, 6268043, 11546395, 31340215, 43876301, 219381505]

約数ペア:

[(1, 219381505), (5, 43876301), (7, 31340215), (19, 11546395), (35, 6268043), (95, 2309279), (97, 2261665), (133, 1649485), (179, 1225595), (361, 607705), (485, 452333), (665, 329897), (679, 323095), (895, 245119), (1253, 175085), (1805, 121541), (1843, 119035), (2527, 86815), (3395, 64619), (3401, 64505), (6265, 35017), (9215, 23807), (12635, 17363), (12901, 17005)]