198381555

素因数分解:

$3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:303

約数の個数: 96

約数和(自身を含む): 385781760

約数和(自身を除く): 187400205

約数列:

[1, 3, 5, 9, 15, 23, 27, 31, 45, 69, 81, 93, 115, 135, 155, 207, 229, 243, 279, 345, 405, 465, 621, 687, 713, 837, 1035, 1145, 1215, 1395, 1863, 2061, 2139, 2511, 3105, 3435, 3565, 4185, 5267, 5589, 6183, 6417, 7099, 7533, 9315, 10305, 10695, 12555, 15801, 18549, 19251, 21297, 26335, 27945, 30915, 32085, 35495, 37665, 47403, 55647, 57753, 63891, 79005, 92745, 96255, 106485, 142209, 163277, 173259, 191673, 237015, 278235, 288765, 319455, 426627, 489831, 575019, 711045, 816385, 866295, 958365, 1279881, 1469493, 1725057, 2133135, 2449155, 2875095, 4408479, 6399405, 7347465, 8625285, 13225437, 22042395, 39676311, 66127185, 198381555]

約数ペア:

[(1, 198381555), (3, 66127185), (5, 39676311), (9, 22042395), (15, 13225437), (23, 8625285), (27, 7347465), (31, 6399405), (45, 4408479), (69, 2875095), (81, 2449155), (93, 2133135), (115, 1725057), (135, 1469493), (155, 1279881), (207, 958365), (229, 866295), (243, 816385), (279, 711045), (345, 575019), (405, 489831), (465, 426627), (621, 319455), (687, 288765), (713, 278235), (837, 237015), (1035, 191673), (1145, 173259), (1215, 163277), (1395, 142209), (1863, 106485), (2061, 96255), (2139, 92745), (2511, 79005), (3105, 63891), (3435, 57753), (3565, 55647), (4185, 47403), (5267, 37665), (5589, 35495), (6183, 32085), (6417, 30915), (7099, 27945), (7533, 26335), (9315, 21297), (10305, 19251), (10695, 18549), (12555, 15801)]