28877888

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{569}}^1$

素因数の和:655

約数の個数: 56

約数和(自身を含む): 62834520

約数和(自身を除く): 33956632

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 208, 244, 416, 488, 569, 793, 832, 976, 1138, 1586, 1952, 2276, 3172, 3904, 4552, 6344, 7397, 9104, 12688, 14794, 18208, 25376, 29588, 34709, 36416, 50752, 59176, 69418, 118352, 138836, 236704, 277672, 451217, 473408, 555344, 902434, 1110688, 1804868, 2221376, 3609736, 7219472, 14438944, 28877888]

約数ペア:

[(1, 28877888), (2, 14438944), (4, 7219472), (8, 3609736), (13, 2221376), (16, 1804868), (26, 1110688), (32, 902434), (52, 555344), (61, 473408), (64, 451217), (104, 277672), (122, 236704), (208, 138836), (244, 118352), (416, 69418), (488, 59176), (569, 50752), (793, 36416), (832, 34709), (976, 29588), (1138, 25376), (1586, 18208), (1952, 14794), (2276, 12688), (3172, 9104), (3904, 7397), (4552, 6344)]