225858591

素因数分解:

$3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{5507}}^1$

素因数の和:5561

約数の個数: 48

約数和(自身を含む): 401863680

約数和(自身を除く): 176005089

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 93, 147, 189, 217, 279, 441, 651, 837, 1323, 1519, 1953, 4557, 5507, 5859, 13671, 16521, 38549, 41013, 49563, 115647, 148689, 170717, 269843, 346941, 512151, 809529, 1040823, 1195019, 1536453, 2428587, 3585057, 4609359, 7285761, 8365133, 10755171, 25095399, 32265513, 75286197, 225858591]

約数ペア:

[(1, 225858591), (3, 75286197), (7, 32265513), (9, 25095399), (21, 10755171), (27, 8365133), (31, 7285761), (49, 4609359), (63, 3585057), (93, 2428587), (147, 1536453), (189, 1195019), (217, 1040823), (279, 809529), (441, 512151), (651, 346941), (837, 269843), (1323, 170717), (1519, 148689), (1953, 115647), (4557, 49563), (5507, 41013), (5859, 38549), (13671, 16521)]