643797232

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{5851}}^1$

素因数の和:5918

約数の個数: 60

約数和(自身を含む): 1404491704

約数和(自身を除く): 760694472

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 529, 598, 1058, 1196, 2116, 2392, 4232, 4784, 5851, 6877, 8464, 11702, 13754, 23404, 27508, 46808, 55016, 76063, 93616, 110032, 134573, 152126, 269146, 304252, 538292, 608504, 1076584, 1217008, 1749449, 2153168, 3095179, 3498898, 6190358, 6997796, 12380716, 13995592, 24761432, 27991184, 40237327, 49522864, 80474654, 160949308, 321898616, 643797232]

約数ペア:

[(1, 643797232), (2, 321898616), (4, 160949308), (8, 80474654), (13, 49522864), (16, 40237327), (23, 27991184), (26, 24761432), (46, 13995592), (52, 12380716), (92, 6997796), (104, 6190358), (184, 3498898), (208, 3095179), (299, 2153168), (368, 1749449), (529, 1217008), (598, 1076584), (1058, 608504), (1196, 538292), (2116, 304252), (2392, 269146), (4232, 152126), (4784, 134573), (5851, 110032), (6877, 93616), (8464, 76063), (11702, 55016), (13754, 46808), (23404, 27508)]