11907987

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{823}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 19934208

約数和(自身を除く): 8026221

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 159, 273, 371, 689, 823, 1113, 2067, 2469, 4823, 5761, 10699, 14469, 17283, 32097, 43619, 74893, 130857, 224679, 305333, 567047, 915999, 1701141, 3969329, 11907987]

約数ペア:

[(1, 11907987), (3, 3969329), (7, 1701141), (13, 915999), (21, 567047), (39, 305333), (53, 224679), (91, 130857), (159, 74893), (273, 43619), (371, 32097), (689, 17283), (823, 14469), (1113, 10699), (2067, 5761), (2469, 4823)]