71735517

素因数分解:

$3^3\times 7^1\times {\mathrm{383}}^1\times {\mathrm{991}}^1$

素因数の和:1390

約数の個数: 32

約数和(自身を含む): 121896960

約数和(自身を除く): 50161443

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 383, 991, 1149, 2681, 2973, 3447, 6937, 8043, 8919, 10341, 20811, 24129, 26757, 62433, 72387, 187299, 379553, 1138659, 2656871, 3415977, 7970613, 10247931, 23911839, 71735517]

約数ペア:

[(1, 71735517), (3, 23911839), (7, 10247931), (9, 7970613), (21, 3415977), (27, 2656871), (63, 1138659), (189, 379553), (383, 187299), (991, 72387), (1149, 62433), (2681, 26757), (2973, 24129), (3447, 20811), (6937, 10341), (8043, 8919)]