193976979

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1\times {\mathrm{439}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 302607360

約数和(自身を除く): 108630381

約数列:

[1, 3, 7, 21, 53, 159, 371, 397, 439, 1113, 1191, 1317, 2779, 3073, 8337, 9219, 21041, 23267, 63123, 69801, 147287, 162869, 174283, 441861, 488607, 522849, 1219981, 3659943, 9236999, 27710997, 64658993, 193976979]

約数ペア:

[(1, 193976979), (3, 64658993), (7, 27710997), (21, 9236999), (53, 3659943), (159, 1219981), (371, 522849), (397, 488607), (439, 441861), (1113, 174283), (1191, 162869), (1317, 147287), (2779, 69801), (3073, 63123), (8337, 23267), (9219, 21041)]