72980479

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 89929728

約数和(自身を除く): 16949249

約数列:

[1, 11, 13, 31, 101, 143, 163, 341, 403, 1111, 1313, 1793, 2119, 3131, 4433, 5053, 14443, 16463, 23309, 34441, 40703, 55583, 65689, 181093, 214019, 447733, 510353, 722579, 2354209, 5613883, 6634589, 72980479]

約数ペア:

[(1, 72980479), (11, 6634589), (13, 5613883), (31, 2354209), (101, 722579), (143, 510353), (163, 447733), (341, 214019), (403, 181093), (1111, 65689), (1313, 55583), (1793, 40703), (2119, 34441), (3131, 23309), (4433, 16463), (5053, 14443)]