891107888

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{2543}}^1$

素因数の和:2754

約数の個数: 60

約数和(自身を含む): 1908981984

約数和(自身を除く): 1017874096

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 181, 242, 362, 484, 724, 968, 1448, 1936, 1991, 2543, 2896, 3982, 5086, 7964, 10172, 15928, 20344, 21901, 27973, 31856, 40688, 43802, 55946, 87604, 111892, 175208, 223784, 307703, 350416, 447568, 460283, 615406, 920566, 1230812, 1841132, 2461624, 3682264, 4923248, 5063113, 7364528, 10126226, 20252452, 40504904, 55694243, 81009808, 111388486, 222776972, 445553944, 891107888]

約数ペア:

[(1, 891107888), (2, 445553944), (4, 222776972), (8, 111388486), (11, 81009808), (16, 55694243), (22, 40504904), (44, 20252452), (88, 10126226), (121, 7364528), (176, 5063113), (181, 4923248), (242, 3682264), (362, 2461624), (484, 1841132), (724, 1230812), (968, 920566), (1448, 615406), (1936, 460283), (1991, 447568), (2543, 350416), (2896, 307703), (3982, 223784), (5086, 175208), (7964, 111892), (10172, 87604), (15928, 55946), (20344, 43802), (21901, 40688), (27973, 31856)]