71427447

素因数分解:

$3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4153}}^1$

素因数の和:4189

約数の個数: 48

約数和(自身を含む): 132595680

約数和(自身を除く): 61168233

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 189, 273, 351, 441, 637, 819, 1323, 1911, 2457, 4153, 5733, 12459, 17199, 29071, 37377, 53989, 87213, 112131, 161967, 203497, 261639, 377923, 485901, 610491, 784917, 1133769, 1457703, 1831473, 2645461, 3401307, 5494419, 7936383, 10203921, 23809149, 71427447]

約数ペア:

[(1, 71427447), (3, 23809149), (7, 10203921), (9, 7936383), (13, 5494419), (21, 3401307), (27, 2645461), (39, 1831473), (49, 1457703), (63, 1133769), (91, 784917), (117, 610491), (147, 485901), (189, 377923), (273, 261639), (351, 203497), (441, 161967), (637, 112131), (819, 87213), (1323, 53989), (1911, 37377), (2457, 29071), (4153, 17199), (5733, 12459)]