81497234

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{19469}}^1$

素因数の和:19514

約数の個数: 32

約数和(自身を含む): 157006080

約数和(自身を除く): 75508846

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 299, 322, 598, 2093, 4186, 19469, 38938, 136283, 253097, 272566, 447787, 506194, 895574, 1771679, 3134509, 3543358, 5821231, 6269018, 11642462, 40748617, 81497234]

約数ペア:

[(1, 81497234), (2, 40748617), (7, 11642462), (13, 6269018), (14, 5821231), (23, 3543358), (26, 3134509), (46, 1771679), (91, 895574), (161, 506194), (182, 447787), (299, 272566), (322, 253097), (598, 136283), (2093, 38938), (4186, 19469)]