7891936

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:395

約数の個数: 48

約数和(自身を含む): 17061408

約数和(自身を除く): 9169472

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 104, 122, 208, 244, 311, 416, 488, 622, 793, 976, 1244, 1586, 1952, 2488, 3172, 4043, 4976, 6344, 8086, 9952, 12688, 16172, 18971, 25376, 32344, 37942, 64688, 75884, 129376, 151768, 246623, 303536, 493246, 607072, 986492, 1972984, 3945968, 7891936]

約数ペア:

[(1, 7891936), (2, 3945968), (4, 1972984), (8, 986492), (13, 607072), (16, 493246), (26, 303536), (32, 246623), (52, 151768), (61, 129376), (104, 75884), (122, 64688), (208, 37942), (244, 32344), (311, 25376), (416, 18971), (488, 16172), (622, 12688), (793, 9952), (976, 8086), (1244, 6344), (1586, 4976), (1952, 4043), (2488, 3172)]