397777137

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{307}}^1$

素因数の和:673

約数の個数: 32

約数和(自身を含む): 562826880

約数和(自身を除く): 165049743

約数列:

[1, 3, 29, 53, 87, 159, 281, 307, 843, 921, 1537, 4611, 8149, 8903, 14893, 16271, 24447, 26709, 44679, 48813, 86267, 258801, 431897, 471859, 1295691, 1415577, 2501743, 4572151, 7505229, 13716453, 132592379, 397777137]

約数ペア:

[(1, 397777137), (3, 132592379), (29, 13716453), (53, 7505229), (87, 4572151), (159, 2501743), (281, 1415577), (307, 1295691), (843, 471859), (921, 431897), (1537, 258801), (4611, 86267), (8149, 48813), (8903, 44679), (14893, 26709), (16271, 24447)]