163851456

素因数分解:

$2^6\times 3^1\times {\mathrm{647}}^1\times {\mathrm{1319}}^1$

素因数の和:1981

約数の個数: 56

約数和(自身を含む): 434522880

約数和(自身を除く): 270671424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 647, 1294, 1319, 1941, 2588, 2638, 3882, 3957, 5176, 5276, 7764, 7914, 10352, 10552, 15528, 15828, 20704, 21104, 31056, 31656, 41408, 42208, 62112, 63312, 84416, 124224, 126624, 253248, 853393, 1706786, 2560179, 3413572, 5120358, 6827144, 10240716, 13654288, 20481432, 27308576, 40962864, 54617152, 81925728, 163851456]

約数ペア:

[(1, 163851456), (2, 81925728), (3, 54617152), (4, 40962864), (6, 27308576), (8, 20481432), (12, 13654288), (16, 10240716), (24, 6827144), (32, 5120358), (48, 3413572), (64, 2560179), (96, 1706786), (192, 853393), (647, 253248), (1294, 126624), (1319, 124224), (1941, 84416), (2588, 63312), (2638, 62112), (3882, 42208), (3957, 41408), (5176, 31656), (5276, 31056), (7764, 21104), (7914, 20704), (10352, 15828), (10552, 15528)]