78423786

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{971}}^1$

素因数の和:1627

約数の個数: 48

約数和(自身を含む): 194695488

約数和(自身を除く): 116271702

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 641, 971, 1282, 1923, 1942, 2913, 3846, 4487, 5769, 5826, 6797, 8739, 8974, 11538, 13461, 13594, 17478, 20391, 26922, 40383, 40782, 61173, 80766, 122346, 622411, 1244822, 1867233, 3734466, 4356877, 5601699, 8713754, 11203398, 13070631, 26141262, 39211893, 78423786]

約数ペア:

[(1, 78423786), (2, 39211893), (3, 26141262), (6, 13070631), (7, 11203398), (9, 8713754), (14, 5601699), (18, 4356877), (21, 3734466), (42, 1867233), (63, 1244822), (126, 622411), (641, 122346), (971, 80766), (1282, 61173), (1923, 40782), (1942, 40383), (2913, 26922), (3846, 20391), (4487, 17478), (5769, 13594), (5826, 13461), (6797, 11538), (8739, 8974)]