129963704

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{991}}^1$

素因数の和:1120

約数の個数: 48

約数和(自身を含む): 266857920

約数和(自身を除く): 136894216

約数列:

[1, 2, 4, 8, 13, 26, 52, 97, 104, 169, 194, 338, 388, 676, 776, 991, 1261, 1352, 1982, 2522, 3964, 5044, 7928, 10088, 12883, 16393, 25766, 32786, 51532, 65572, 96127, 103064, 131144, 167479, 192254, 334958, 384508, 669916, 769016, 1249651, 1339832, 2499302, 4998604, 9997208, 16245463, 32490926, 64981852, 129963704]

約数ペア:

[(1, 129963704), (2, 64981852), (4, 32490926), (8, 16245463), (13, 9997208), (26, 4998604), (52, 2499302), (97, 1339832), (104, 1249651), (169, 769016), (194, 669916), (338, 384508), (388, 334958), (676, 192254), (776, 167479), (991, 131144), (1261, 103064), (1352, 96127), (1982, 65572), (2522, 51532), (3964, 32786), (5044, 25766), (7928, 16393), (10088, 12883)]