221402152

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{911}}^1\times {\mathrm{1787}}^1$

素因数の和:2721

約数の個数: 32

約数和(自身を含む): 440277120

約数和(自身を除く): 218874968

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 911, 1787, 1822, 3574, 3644, 7148, 7288, 14296, 15487, 30379, 30974, 60758, 61948, 121516, 123896, 243032, 1627957, 3255914, 6511828, 13023656, 27675269, 55350538, 110701076, 221402152]

約数ペア:

[(1, 221402152), (2, 110701076), (4, 55350538), (8, 27675269), (17, 13023656), (34, 6511828), (68, 3255914), (136, 1627957), (911, 243032), (1787, 123896), (1822, 121516), (3574, 61948), (3644, 60758), (7148, 30974), (7288, 30379), (14296, 15487)]