83451978

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 191600640

約数和(自身を除く): 108148662

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 131, 141, 251, 262, 282, 393, 423, 502, 753, 786, 846, 1179, 1269, 1506, 2259, 2358, 2538, 3537, 4518, 6157, 6777, 7074, 11797, 12314, 13554, 18471, 23594, 32881, 35391, 36942, 55413, 65762, 70782, 98643, 106173, 110826, 166239, 197286, 212346, 295929, 318519, 332478, 591858, 637038, 887787, 1545407, 1775574, 3090814, 4636221, 9272442, 13908663, 27817326, 41725989, 83451978]

約数ペア:

[(1, 83451978), (2, 41725989), (3, 27817326), (6, 13908663), (9, 9272442), (18, 4636221), (27, 3090814), (47, 1775574), (54, 1545407), (94, 887787), (131, 637038), (141, 591858), (251, 332478), (262, 318519), (282, 295929), (393, 212346), (423, 197286), (502, 166239), (753, 110826), (786, 106173), (846, 98643), (1179, 70782), (1269, 65762), (1506, 55413), (2259, 36942), (2358, 35391), (2538, 32881), (3537, 23594), (4518, 18471), (6157, 13554), (6777, 12314), (7074, 11797)]