207639537

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1\times {\mathrm{439}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 321699840

約数和(自身を除く): 114060303

約数列:

[1, 3, 7, 21, 101, 223, 303, 439, 669, 707, 1317, 1561, 2121, 3073, 4683, 9219, 22523, 44339, 67569, 97897, 133017, 157661, 293691, 310373, 472983, 685279, 931119, 2055837, 9887597, 29662791, 69213179, 207639537]

約数ペア:

[(1, 207639537), (3, 69213179), (7, 29662791), (21, 9887597), (101, 2055837), (223, 931119), (303, 685279), (439, 472983), (669, 310373), (707, 293691), (1317, 157661), (1561, 133017), (2121, 97897), (3073, 67569), (4683, 44339), (9219, 22523)]