67121718

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 148608000

約数和(自身を除く): 81486282

約数列:

[1, 2, 3, 6, 19, 29, 38, 57, 58, 79, 87, 114, 158, 174, 237, 257, 474, 514, 551, 771, 1102, 1501, 1542, 1653, 2291, 3002, 3306, 4503, 4582, 4883, 6873, 7453, 9006, 9766, 13746, 14649, 14906, 20303, 22359, 29298, 40606, 43529, 44718, 60909, 87058, 121818, 130587, 141607, 261174, 283214, 385757, 424821, 588787, 771514, 849642, 1157271, 1177574, 1766361, 2314542, 3532722, 11186953, 22373906, 33560859, 67121718]

約数ペア:

[(1, 67121718), (2, 33560859), (3, 22373906), (6, 11186953), (19, 3532722), (29, 2314542), (38, 1766361), (57, 1177574), (58, 1157271), (79, 849642), (87, 771514), (114, 588787), (158, 424821), (174, 385757), (237, 283214), (257, 261174), (474, 141607), (514, 130587), (551, 121818), (771, 87058), (1102, 60909), (1501, 44718), (1542, 43529), (1653, 40606), (2291, 29298), (3002, 22359), (3306, 20303), (4503, 14906), (4582, 14649), (4883, 13746), (6873, 9766), (7453, 9006)]