155539916

素因数分解:

$2^2\times 7^2\times {\mathrm{211}}^1\times {\mathrm{3761}}^1$

素因数の和:3990

約数の個数: 36

約数和(自身を含む): 318220056

約数和(自身を除く): 162680140

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 211, 422, 844, 1477, 2954, 3761, 5908, 7522, 10339, 15044, 20678, 26327, 41356, 52654, 105308, 184289, 368578, 737156, 793571, 1587142, 3174284, 5554997, 11109994, 22219988, 38884979, 77769958, 155539916]

約数ペア:

[(1, 155539916), (2, 77769958), (4, 38884979), (7, 22219988), (14, 11109994), (28, 5554997), (49, 3174284), (98, 1587142), (196, 793571), (211, 737156), (422, 368578), (844, 184289), (1477, 105308), (2954, 52654), (3761, 41356), (5908, 26327), (7522, 20678), (10339, 15044)]