659776

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{61}}^1$

素因数の和:99

約数の個数: 42

約数和(自身を含む): 1440942

約数和(自身を除く): 781166

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 169, 208, 244, 338, 416, 488, 676, 793, 832, 976, 1352, 1586, 1952, 2704, 3172, 3904, 5408, 6344, 10309, 10816, 12688, 20618, 25376, 41236, 50752, 82472, 164944, 329888, 659776]

約数ペア:

[(1, 659776), (2, 329888), (4, 164944), (8, 82472), (13, 50752), (16, 41236), (26, 25376), (32, 20618), (52, 12688), (61, 10816), (64, 10309), (104, 6344), (122, 5408), (169, 3904), (208, 3172), (244, 2704), (338, 1952), (416, 1586), (488, 1352), (676, 976), (793, 832)]