81695103

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 134436096

約数和(自身を除く): 52740993

約数列:

[1, 3, 7, 21, 23, 49, 69, 73, 147, 161, 219, 331, 483, 511, 993, 1127, 1533, 1679, 2317, 3381, 3577, 5037, 6951, 7613, 10731, 11753, 16219, 22839, 24163, 35259, 48657, 53291, 72489, 82271, 159873, 169141, 246813, 373037, 507423, 555749, 1119111, 1183987, 1667247, 3551961, 3890243, 11670729, 27231701, 81695103]

約数ペア:

[(1, 81695103), (3, 27231701), (7, 11670729), (21, 3890243), (23, 3551961), (49, 1667247), (69, 1183987), (73, 1119111), (147, 555749), (161, 507423), (219, 373037), (331, 246813), (483, 169141), (511, 159873), (993, 82271), (1127, 72489), (1533, 53291), (1679, 48657), (2317, 35259), (3381, 24163), (3577, 22839), (5037, 16219), (6951, 11753), (7613, 10731)]