155220142

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1321}}^1$

素因数の和:1457

約数の個数: 48

約数和(自身を含む): 298401840

約数和(自身を除く): 143181698

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 109, 154, 218, 539, 763, 1078, 1199, 1321, 1526, 2398, 2642, 5341, 8393, 9247, 10682, 14531, 16786, 18494, 29062, 58751, 64729, 101717, 117502, 129458, 143989, 203434, 287978, 712019, 1007923, 1424038, 1583879, 2015846, 3167758, 7055461, 11087153, 14110922, 22174306, 77610071, 155220142]

約数ペア:

[(1, 155220142), (2, 77610071), (7, 22174306), (11, 14110922), (14, 11087153), (22, 7055461), (49, 3167758), (77, 2015846), (98, 1583879), (109, 1424038), (154, 1007923), (218, 712019), (539, 287978), (763, 203434), (1078, 143989), (1199, 129458), (1321, 117502), (1526, 101717), (2398, 64729), (2642, 58751), (5341, 29062), (8393, 18494), (9247, 16786), (10682, 14531)]