205942485

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1439}}^1$

素因数の和:1530

約数の個数: 64

約数和(自身を含む): 398131200

約数和(自身を除く): 192188715

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 47, 87, 105, 141, 145, 203, 235, 329, 435, 609, 705, 987, 1015, 1363, 1439, 1645, 3045, 4089, 4317, 4935, 6815, 7195, 9541, 10073, 20445, 21585, 28623, 30219, 41731, 47705, 50365, 67633, 125193, 143115, 151095, 202899, 208655, 292117, 338165, 473431, 625965, 876351, 1014495, 1420293, 1460585, 1961357, 2367155, 4381755, 5884071, 7101465, 9806785, 13729499, 29420355, 41188497, 68647495, 205942485]

約数ペア:

[(1, 205942485), (3, 68647495), (5, 41188497), (7, 29420355), (15, 13729499), (21, 9806785), (29, 7101465), (35, 5884071), (47, 4381755), (87, 2367155), (105, 1961357), (141, 1460585), (145, 1420293), (203, 1014495), (235, 876351), (329, 625965), (435, 473431), (609, 338165), (705, 292117), (987, 208655), (1015, 202899), (1363, 151095), (1439, 143115), (1645, 125193), (3045, 67633), (4089, 50365), (4317, 47705), (4935, 41731), (6815, 30219), (7195, 28623), (9541, 21585), (10073, 20445)]