678932704

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{509}}^1\times {\mathrm{571}}^1$

素因数の和:1163

約数の個数: 48

約数和(自身を含む): 1359998640

約数和(自身を除く): 681065936

約数列:

[1, 2, 4, 8, 16, 32, 73, 146, 292, 509, 571, 584, 1018, 1142, 1168, 2036, 2284, 2336, 4072, 4568, 8144, 9136, 16288, 18272, 37157, 41683, 74314, 83366, 148628, 166732, 290639, 297256, 333464, 581278, 594512, 666928, 1162556, 1189024, 1333856, 2325112, 4650224, 9300448, 21216647, 42433294, 84866588, 169733176, 339466352, 678932704]

約数ペア:

[(1, 678932704), (2, 339466352), (4, 169733176), (8, 84866588), (16, 42433294), (32, 21216647), (73, 9300448), (146, 4650224), (292, 2325112), (509, 1333856), (571, 1189024), (584, 1162556), (1018, 666928), (1142, 594512), (1168, 581278), (2036, 333464), (2284, 297256), (2336, 290639), (4072, 166732), (4568, 148628), (8144, 83366), (9136, 74314), (16288, 41683), (18272, 37157)]