213065524

素因数分解:

$2^2\times 7^2\times {\mathrm{739}}^1\times {\mathrm{1471}}^1$

素因数の和:2228

約数の個数: 36

約数和(自身を含む): 434622720

約数和(自身を除く): 221557196

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 739, 1471, 1478, 2942, 2956, 5173, 5884, 10297, 10346, 20594, 20692, 36211, 41188, 72079, 72422, 144158, 144844, 288316, 1087069, 2174138, 4348276, 7609483, 15218966, 30437932, 53266381, 106532762, 213065524]

約数ペア:

[(1, 213065524), (2, 106532762), (4, 53266381), (7, 30437932), (14, 15218966), (28, 7609483), (49, 4348276), (98, 2174138), (196, 1087069), (739, 288316), (1471, 144844), (1478, 144158), (2942, 72422), (2956, 72079), (5173, 41188), (5884, 36211), (10297, 20692), (10346, 20594)]