66807916

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{457}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 140345856

約数和(自身を除く): 73537940

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 227, 322, 454, 457, 644, 908, 914, 1589, 1828, 3178, 3199, 5221, 6356, 6398, 10442, 10511, 12796, 20884, 21022, 36547, 42044, 73094, 73577, 103739, 146188, 147154, 207478, 294308, 414956, 726173, 1452346, 2385997, 2904692, 4771994, 9543988, 16701979, 33403958, 66807916]

約数ペア:

[(1, 66807916), (2, 33403958), (4, 16701979), (7, 9543988), (14, 4771994), (23, 2904692), (28, 2385997), (46, 1452346), (92, 726173), (161, 414956), (227, 294308), (322, 207478), (454, 147154), (457, 146188), (644, 103739), (908, 73577), (914, 73094), (1589, 42044), (1828, 36547), (3178, 21022), (3199, 20884), (5221, 12796), (6356, 10511), (6398, 10442)]