17924996917

素因数分解:

${\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{991}}^1$

素因数の和:1285

約数の個数: 32

約数和(自身を含む): 19233054720

約数和(自身を除く): 1308057803

約数列:

[1, 31, 53, 101, 109, 991, 1643, 3131, 3379, 5353, 5777, 11009, 30721, 52523, 100091, 108019, 165943, 179087, 341279, 583477, 1628213, 3102821, 3348589, 5304823, 5725007, 10909919, 18087787, 164449513, 177475217, 338207489, 578225707, 17924996917]

約数ペア:

[(1, 17924996917), (31, 578225707), (53, 338207489), (101, 177475217), (109, 164449513), (991, 18087787), (1643, 10909919), (3131, 5725007), (3379, 5304823), (5353, 3348589), (5777, 3102821), (11009, 1628213), (30721, 583477), (52523, 341279), (100091, 179087), (108019, 165943)]