819206752

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281321}}^1$

素因数の和:281351

約数の個数: 48

約数和(自身を含む): 1985008032

約数和(自身を除く): 1165801280

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 281321, 562642, 1125284, 1969247, 2250568, 3657173, 3938494, 4501136, 7314346, 7876988, 9002272, 14628692, 15753976, 25600211, 29257384, 31507952, 51200422, 58514768, 63015904, 102400844, 117029536, 204801688, 409603376, 819206752]

約数ペア:

[(1, 819206752), (2, 409603376), (4, 204801688), (7, 117029536), (8, 102400844), (13, 63015904), (14, 58514768), (16, 51200422), (26, 31507952), (28, 29257384), (32, 25600211), (52, 15753976), (56, 14628692), (91, 9002272), (104, 7876988), (112, 7314346), (182, 4501136), (208, 3938494), (224, 3657173), (364, 2250568), (416, 1969247), (728, 1125284), (1456, 562642), (2912, 281321)]