28434952

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 66326400

約数和(自身を除く): 37891448

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 139, 182, 278, 281, 364, 556, 562, 728, 973, 1112, 1124, 1807, 1946, 1967, 2248, 3614, 3653, 3892, 3934, 7228, 7306, 7784, 7868, 12649, 14456, 14612, 15736, 25298, 25571, 29224, 39059, 50596, 51142, 78118, 101192, 102284, 156236, 204568, 273413, 312472, 507767, 546826, 1015534, 1093652, 2031068, 2187304, 3554369, 4062136, 7108738, 14217476, 28434952]

約数ペア:

[(1, 28434952), (2, 14217476), (4, 7108738), (7, 4062136), (8, 3554369), (13, 2187304), (14, 2031068), (26, 1093652), (28, 1015534), (52, 546826), (56, 507767), (91, 312472), (104, 273413), (139, 204568), (182, 156236), (278, 102284), (281, 101192), (364, 78118), (556, 51142), (562, 50596), (728, 39059), (973, 29224), (1112, 25571), (1124, 25298), (1807, 15736), (1946, 14612), (1967, 14456), (2248, 12649), (3614, 7868), (3653, 7784), (3892, 7306), (3934, 7228)]