127209213

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 197683200

約数和(自身を除く): 70473987

約数列:

[1, 3, 9, 31, 47, 89, 93, 109, 141, 267, 279, 327, 423, 801, 981, 1457, 2759, 3379, 4183, 4371, 5123, 8277, 9701, 10137, 12549, 13113, 15369, 24831, 29103, 30411, 37647, 46107, 87309, 129673, 158813, 300731, 389019, 455947, 476439, 902193, 1167057, 1367841, 1429317, 2706579, 4103523, 14134357, 42403071, 127209213]

約数ペア:

[(1, 127209213), (3, 42403071), (9, 14134357), (31, 4103523), (47, 2706579), (89, 1429317), (93, 1367841), (109, 1167057), (141, 902193), (267, 476439), (279, 455947), (327, 389019), (423, 300731), (801, 158813), (981, 129673), (1457, 87309), (2759, 46107), (3379, 37647), (4183, 30411), (4371, 29103), (5123, 24831), (8277, 15369), (9701, 13113), (10137, 12549)]