1330784

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1$

素因数の和:487

約数の個数: 48

約数和(自身を含む): 3231648

約数和(自身を除く): 1900864

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 457, 728, 914, 1456, 1828, 2912, 3199, 3656, 5941, 6398, 7312, 11882, 12796, 14624, 23764, 25592, 41587, 47528, 51184, 83174, 95056, 102368, 166348, 190112, 332696, 665392, 1330784]

約数ペア:

[(1, 1330784), (2, 665392), (4, 332696), (7, 190112), (8, 166348), (13, 102368), (14, 95056), (16, 83174), (26, 51184), (28, 47528), (32, 41587), (52, 25592), (56, 23764), (91, 14624), (104, 12796), (112, 11882), (182, 7312), (208, 6398), (224, 5941), (364, 3656), (416, 3199), (457, 2912), (728, 1828), (914, 1456)]