30920799

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{593}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 51093504

約数和(自身を除く): 20172705

約数列:

[1, 3, 7, 13, 21, 39, 91, 191, 273, 573, 593, 1337, 1779, 2483, 4011, 4151, 7449, 7709, 12453, 17381, 23127, 52143, 53963, 113263, 161889, 339789, 792841, 1472419, 2378523, 4417257, 10306933, 30920799]

約数ペア:

[(1, 30920799), (3, 10306933), (7, 4417257), (13, 2378523), (21, 1472419), (39, 792841), (91, 339789), (191, 161889), (273, 113263), (573, 53963), (593, 52143), (1337, 23127), (1779, 17381), (2483, 12453), (4011, 7709), (4151, 7449)]