261892904

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{15641}}^1$

素因数の和:15690

約数の個数: 64

約数和(自身を含む): 630685440

約数和(自身を除く): 368792536

約数列:

[1, 2, 4, 7, 8, 13, 14, 23, 26, 28, 46, 52, 56, 91, 92, 104, 161, 182, 184, 299, 322, 364, 598, 644, 728, 1196, 1288, 2093, 2392, 4186, 8372, 15641, 16744, 31282, 62564, 109487, 125128, 203333, 218974, 359743, 406666, 437948, 719486, 813332, 875896, 1423331, 1438972, 1626664, 2518201, 2846662, 2877944, 4676659, 5036402, 5693324, 9353318, 10072804, 11386648, 18706636, 20145608, 32736613, 37413272, 65473226, 130946452, 261892904]

約数ペア:

[(1, 261892904), (2, 130946452), (4, 65473226), (7, 37413272), (8, 32736613), (13, 20145608), (14, 18706636), (23, 11386648), (26, 10072804), (28, 9353318), (46, 5693324), (52, 5036402), (56, 4676659), (91, 2877944), (92, 2846662), (104, 2518201), (161, 1626664), (182, 1438972), (184, 1423331), (299, 875896), (322, 813332), (364, 719486), (598, 437948), (644, 406666), (728, 359743), (1196, 218974), (1288, 203333), (2093, 125128), (2392, 109487), (4186, 62564), (8372, 31282), (15641, 16744)]