2639104

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{61}}^1$

素因数の和:103

約数の個数: 54

約数和(自身を含む): 5797806

約数和(自身を除く): 3158702

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 128, 169, 208, 244, 256, 338, 416, 488, 676, 793, 832, 976, 1352, 1586, 1664, 1952, 2704, 3172, 3328, 3904, 5408, 6344, 7808, 10309, 10816, 12688, 15616, 20618, 21632, 25376, 41236, 43264, 50752, 82472, 101504, 164944, 203008, 329888, 659776, 1319552, 2639104]

約数ペア:

[(1, 2639104), (2, 1319552), (4, 659776), (8, 329888), (13, 203008), (16, 164944), (26, 101504), (32, 82472), (52, 50752), (61, 43264), (64, 41236), (104, 25376), (122, 21632), (128, 20618), (169, 15616), (208, 12688), (244, 10816), (256, 10309), (338, 7808), (416, 6344), (488, 5408), (676, 3904), (793, 3328), (832, 3172), (976, 2704), (1352, 1952), (1586, 1664)]