338804921

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1447}}^1$

素因数の和:1581

約数の個数: 32

約数和(自身を含む): 435929088

約数和(自身を除く): 97124167

約数列:

[1, 7, 13, 31, 83, 91, 217, 403, 581, 1079, 1447, 2573, 2821, 7553, 10129, 18011, 18811, 33449, 44857, 120101, 131677, 234143, 313999, 583141, 840707, 1561313, 3723131, 4081987, 10929191, 26061917, 48400703, 338804921]

約数ペア:

[(1, 338804921), (7, 48400703), (13, 26061917), (31, 10929191), (83, 4081987), (91, 3723131), (217, 1561313), (403, 840707), (581, 583141), (1079, 313999), (1447, 234143), (2573, 131677), (2821, 120101), (7553, 44857), (10129, 33449), (18011, 18811)]