287643566

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{2357}}^1$

素因数の和:2768

約数の個数: 32

約数和(自身を含む): 516119040

約数和(自身を除く): 228475474

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 379, 758, 2357, 2653, 4714, 5306, 8717, 16499, 17434, 32998, 54211, 61019, 108422, 122038, 379477, 758954, 893303, 1786606, 6253121, 12506242, 20545969, 41091938, 143821783, 287643566]

約数ペア:

[(1, 287643566), (2, 143821783), (7, 41091938), (14, 20545969), (23, 12506242), (46, 6253121), (161, 1786606), (322, 893303), (379, 758954), (758, 379477), (2357, 122038), (2653, 108422), (4714, 61019), (5306, 54211), (8717, 32998), (16499, 17434)]