28901502

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:662

約数の個数: 64

約数和(自身を含む): 74019840

約数和(自身を除く): 45118338

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 157, 189, 314, 378, 471, 487, 942, 974, 1099, 1413, 1461, 2198, 2826, 2922, 3297, 3409, 4239, 4383, 6594, 6818, 8478, 8766, 9891, 10227, 13149, 19782, 20454, 26298, 29673, 30681, 59346, 61362, 76459, 92043, 152918, 184086, 229377, 458754, 535213, 688131, 1070426, 1376262, 1605639, 2064393, 3211278, 4128786, 4816917, 9633834, 14450751, 28901502]

約数ペア:

[(1, 28901502), (2, 14450751), (3, 9633834), (6, 4816917), (7, 4128786), (9, 3211278), (14, 2064393), (18, 1605639), (21, 1376262), (27, 1070426), (42, 688131), (54, 535213), (63, 458754), (126, 229377), (157, 184086), (189, 152918), (314, 92043), (378, 76459), (471, 61362), (487, 59346), (942, 30681), (974, 29673), (1099, 26298), (1413, 20454), (1461, 19782), (2198, 13149), (2826, 10227), (2922, 9891), (3297, 8766), (3409, 8478), (4239, 6818), (4383, 6594)]